Pith Number

pith:FAYXBYID

pith:2024:FAYXBYIDE626QAHE7CAR42UEKB

not attested not anchored not stored refs pending

Measuring data types

Lukas Mulder, Maximilien P\'eroux, Paige Randall North

arxiv:2405.14678 v1 · 2024-05-23 · math.CT · cs.LO · math.AT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FAYXBYIDE626QAHE7CAR42UEKB}

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	2026-07-05T08:22:26.552918Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

283170e10327b5e800e4f8811e6a8450577a19fa219d1f3b86b30186ecf2f82a

Aliases

arxiv: 2405.14678 · arxiv_version: 2405.14678v1 · doi: 10.48550/arxiv.2405.14678 · pith_short_12: FAYXBYIDE626 · pith_short_16: FAYXBYIDE626QAHE · pith_short_8: FAYXBYID

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/FAYXBYIDE626QAHE7CAR42UEKB \
  | 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: 283170e10327b5e800e4f8811e6a8450577a19fa219d1f3b86b30186ecf2f82a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c91fb1bd88256a9a73e24ccab139957fdcffec0de14d1a5c66c85ca2889abe96",
    "cross_cats_sorted": [
      "cs.LO",
      "math.AT"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.CT",
    "submitted_at": "2024-05-23T15:13:33Z",
    "title_canon_sha256": "ab3efb0a1adb38c4173d35acba2c756fa791b0f45cb2f65a74f93929625a170e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2405.14678",
    "kind": "arxiv",
    "version": 1
  }
}