Pith Number

pith:5LIG5U7Y

pith:2023:5LIG5U7YCUGT7V33JUVCILWMCH

not attested not anchored not stored refs pending

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Ken R. Duffy, Kevin Galligan, Muriel M\'edard, Peihong Yuan

arxiv:2305.05777 v1 · 2023-05-09 · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5LIG5U7YCUGT7V33JUVCILWMCH}

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	2026-07-05T06:39:53.547092Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ead06ed3f8150d3fd77b4d2a242ecc11f89de77a1173eb1b677c54b7510e97e6

Aliases

arxiv: 2305.05777 · arxiv_version: 2305.05777v1 · doi: 10.48550/arxiv.2305.05777 · pith_short_12: 5LIG5U7YCUGT · pith_short_16: 5LIG5U7YCUGT7V33 · pith_short_8: 5LIG5U7Y

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/5LIG5U7YCUGT7V33JUVCILWMCH \
  | 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: ead06ed3f8150d3fd77b4d2a242ecc11f89de77a1173eb1b677c54b7510e97e6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a3ddd97eff6bdfa4d964132640bac4797e0b1adf7c4a6f49b5d1c60eeba1c158",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2023-05-09T21:43:21Z",
    "title_canon_sha256": "5fa75f99e3fe3c3820916c5d0d8c8f1b47416017c54ba9c42eca6b84f934b95a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2305.05777",
    "kind": "arxiv",
    "version": 1
  }
}