Pith Number

pith:RHHWYJRQ

pith:2025:RHHWYJRQ3ITAUOSWU5CHOYK65S

not attested not anchored not stored refs pending

Invertible exterior powers

Kevin Coulembier

arxiv:2507.14803 v3 · 2025-07-20 · math.CT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RHHWYJRQ3ITAUOSWU5CHOYK65S}

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	2026-07-05T11:54:12.673793Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

89cf6c2630da260a3a56a74477615eecab411c41083cf2d0423f0ad6adba8be0

Aliases

arxiv: 2507.14803 · arxiv_version: 2507.14803v3 · doi: 10.48550/arxiv.2507.14803 · pith_short_12: RHHWYJRQ3ITA · pith_short_16: RHHWYJRQ3ITAUOSW · pith_short_8: RHHWYJRQ

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/RHHWYJRQ3ITAUOSWU5CHOYK65S \
  | 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: 89cf6c2630da260a3a56a74477615eecab411c41083cf2d0423f0ad6adba8be0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6931f1eff5ca87f20f6dffff63bd299ac0c456b98621cd0707f09dd86f82eb3f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CT",
    "submitted_at": "2025-07-20T03:35:01Z",
    "title_canon_sha256": "57364e500a43458204a57a6ce476ec9c791efc305c2acca03e30ac3a52c6cee2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.14803",
    "kind": "arxiv",
    "version": 3
  }
}