Pith Number

pith:67A6T2BD

pith:2012:67A6T2BDL4ODHEI6QB6P4UAKQB

not attested not anchored not stored refs pending

On the Rational Type 0f Moment Angle Complexes

A. Bahri, F. R. Cohen and, M. Bendersky, S. Gitler

arxiv:1206.2173 v2 · 2012-06-11 · 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{67A6T2BDL4ODHEI6QB6P4UAKQB}

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	2026-05-18T00:40:47.098535Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f7c1e9e8235f1c33911e807cfe500a8054f3378998f2c28d95bada981bd2eb40

Aliases

arxiv: 1206.2173 · arxiv_version: 1206.2173v2 · doi: 10.48550/arxiv.1206.2173 · pith_short_12: 67A6T2BDL4OD · pith_short_16: 67A6T2BDL4ODHEI6 · pith_short_8: 67A6T2BD

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/67A6T2BDL4ODHEI6QB6P4UAKQB \
  | 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: f7c1e9e8235f1c33911e807cfe500a8054f3378998f2c28d95bada981bd2eb40

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b2132a32584a2542ec968787e89d4638dc8acbd5c9d1f851fb7c2eeaab1fada9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2012-06-11T12:10:05Z",
    "title_canon_sha256": "935dfe4437ee879aa895ae3b57d3f5fec0a887f4540f822fddf212d34876e82c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.2173",
    "kind": "arxiv",
    "version": 2
  }
}