background

There are no specific rule definitions based on 比特币序数理论(ordinals)the application, and some general rules and special inscriptions are recorded here. The official website (ordinals.com) shall prevail.铭文(inscription)
铭文序号

basic rules

The content of the inscription is recorded on taprootthe spending path of the address script 见证脚本(witness), which conforms to the following rules:

OP_FALSE OP_IF OP_PUSHDATA(b"ord")beginning
OP_ENDIFend
There can be no other op operators between the beginning and the end except OP_FALSEandOP_PUSHDATA
A single OP_PUSHDATAmaximum cannot exceed 520 bytes
OP_PUSHDATA(0x01)The last content is content_type, and we can write the content OP_PUSHDATA(0x01)of 类型标签content_type only in oneOP_PUSHDATA
The content after the tag after the beginning OP_FALSEis content, which we OP_FALSEcall内容标签

special inscription

empty inscription

The empty inscription here refers to empty content_type or empty content.
There are two cases of empty inscriptions:

There are tags but no content
None of the tags

There are tags but no content

number 9055384

id c84bf6c9bdc12155fa25ab784ce39589ae9e7dd14b6e6be66f2386c6e022ecdci0

block 791212

Inscription serial number out of order

Under normal circumstances, the serial number of the inscription is incremented according to the sequence of blocks and transactions, except for special cases.

0 input 0 output transaction

When the inscription is inscribed on a transaction with 0 input and 0 output, the sequence number of the inscription is at the end of the block that packs the transaction

number3492721

idc1e0db6368a43f5589352ed44aa1ff9af33410e4a9fd9be0f6ac42d9e4117151i0

block788200

number3644015

id99e70421ab229d1ccf356e594512da6486e2dd1abdf6c2cb5014875451ee8073i0

block788312

Cursed Glyph (cursed)

Some users violated the basic rules 5by entering content_type multiple times OP_PUSHDATA.
For 02603763eadcf651e29253ccb80b834bcadaca2dea954eb3e11d1c99f625ba2cexample, the inscription script is as follows:

OP_FALSE OP_IF OP_PUSHDATA(b"ord") OP_PUSHDATA(0x01) OP_PUSHDATA(b"image/png") OP_PUSHDATA(b"B") OP_PUSHDATA(b"cursed") OP_FALSE … OP_ENDIF

There are a large number of such inscriptions in 797612Altitude, and the content of the inscriptions is a pixel image, but ordinals officially does not include this type of inscription, we can go to other websites to view the cursed inscriptions .

recursive inscription

Recursive inscriptions can refer to other inscriptions that have already been included, saving handling fees. Take 369c6f0af4c4ddbe49bbb73ec609738a750478ae4d4257abf8974b133ae297cdi0 as an example.
The content of the inscription is html

<html>
  <body style="margin: 0; padding: 0">
    <canvas
      id="cv"
      style="width: 100%; height: auto; "
      width="800"
      height="800"
    ></canvas>
    <script src="/content/b52f97a91555acce06f7cc1b42455a2b785be3a5cd3f4351b5358d1591690e2ei0"></script>
    <script
      id="i"
      src="/content/d2008a9b633534907ae9adedf0f3c048e7367fe39c38e63a4e5ad04e2fa79fe2i0?tb=797925&ids=fc24c22bb5437d6f746c83d83e19138ea0b0e0928d29ef0f87e0468d7199c3f0i0,87cadc8c9f32752ec3273fdcdaeff402c8a17031d27a1b98b1128deb6ed73ca9i0,7e0fefb876e5f83376d66740c6806f2438b6d6a0dae4cbf9ae204bd636a74eaai0,ed4c27c05ec9c54b2ba553b064925f320fa62b8e9a318c363daf611c46f3e633i0,37ea347292f5936ac2f59be6bdc659b6e0fc7a3ffd402fd02de77f17a69542ddi0,1ce1e36924f008c74e56ea16ad8ffdee8f21d9935637f813ce6163b0c0ce4152i0,bfa8f575884dd9049a8d6f6281234c0a90d5124b815e969813e6ce09194f533di0"
    ></script>
  </body>
</html>

Among them
b52f97a91555acce06f7cc1b42455a2b785be3a5cd3f4351b5358d1591690e2ei0
d2008a9b633534907ae9adedf0f3c048e7367fe39c38e63a4e5ad04e2fa79fe2i0
is the js script, which uses other inscriptions as elements to form a new inscription.

ordinals special inscription records

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