Pith Number

pith:MZQFXBSS

pith:2024:MZQFXBSS2H3H5HXCZGHBEL4XQJ

not attested not anchored not stored refs pending

Predicting the Original Appearance of Damaged Historical Documents

Chongyu Liu, Dezhi Peng, Lianwen Jin, Yongxin Shi, Yuyi Zhang, Zhenhua Yang

arxiv:2412.11634 v1 · 2024-12-16 · cs.CV

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MZQFXBSS2H3H5HXCZGHBEL4XQJ}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-05T09:49:48.933217Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

66605b8652d1f67e9ee2c98e122f97826abcb173ff18b6caa98f57195cf87586

Aliases

arxiv: 2412.11634 · arxiv_version: 2412.11634v1 · doi: 10.48550/arxiv.2412.11634 · pith_short_12: MZQFXBSS2H3H · pith_short_16: MZQFXBSS2H3H5HXC · pith_short_8: MZQFXBSS

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/MZQFXBSS2H3H5HXCZGHBEL4XQJ \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 66605b8652d1f67e9ee2c98e122f97826abcb173ff18b6caa98f57195cf87586

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "44af6cadd965c99e39ec56f12ac754ee04176e5ccca3007184168d5f3ec23900",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2024-12-16T10:25:03Z",
    "title_canon_sha256": "f30c0bb3e75f7fc213c7b4f79acdd1c5358b53f948fa84f27980c47989dd0bff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2412.11634",
    "kind": "arxiv",
    "version": 1
  }
}