Pith Number

pith:OQJBY2PF

pith:2022:OQJBY2PFN2O7U2WH5TAIBMTSUE

not attested not anchored not stored refs pending

The Fungibility of Non-Fungible Tokens: A Quantitative Analysis of ERC-721 Metadata

Nick Merrill, Sarah Barrington

arxiv:2209.14517 v1 · 2022-09-29 · cs.CR · cs.CY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OQJBY2PFN2O7U2WH5TAIBMTSUE}

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.

Cited by

1 paper in Pith

snaproot: Decentralized File Integrity Verification Using Blockchain-Anchored Cryptographic Hashing

Receipt and verification

First computed	2026-07-05T05:01:53.790284Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

74121c69e56e9dfa6ac7ecc080b272a12a358bf9e796cf2055bb7e3bdccab753

Aliases

arxiv: 2209.14517 · arxiv_version: 2209.14517v1 · doi: 10.48550/arxiv.2209.14517 · pith_short_12: OQJBY2PFN2O7 · pith_short_16: OQJBY2PFN2O7U2WH · pith_short_8: OQJBY2PF

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/OQJBY2PFN2O7U2WH5TAIBMTSUE \
  | 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: 74121c69e56e9dfa6ac7ecc080b272a12a358bf9e796cf2055bb7e3bdccab753

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "52bf750d4a5f03d3ed67c76b3cdff5699cb892a5f4860aca693da615bfee6b20",
    "cross_cats_sorted": [
      "cs.CY"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2022-09-29T02:33:31Z",
    "title_canon_sha256": "1afc4236d70a5864975dfe7db38f75a856d70248b5c7fc42afd14a61133a9772"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2209.14517",
    "kind": "arxiv",
    "version": 1
  }
}