Pith Number

pith:AWD52R4W

pith:2012:AWD52R4WZYSY6VE7632DRRPMET

not attested not anchored not stored refs pending

n-Arc Connected Spaces

Ana Mamatelashvili, Benjamin Espinoza, Paul Gartside

arxiv:1209.5451 v1 · 2012-09-24 · math.GN

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AWD52R4WZYSY6VE7632DRRPMET}

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	2026-05-18T03:44:48.488525Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0587dd4796ce258f549ff6f438c5ec24c679122749ade79ac7310911e1a50c00

Aliases

arxiv: 1209.5451 · arxiv_version: 1209.5451v1 · doi: 10.48550/arxiv.1209.5451 · pith_short_12: AWD52R4WZYSY · pith_short_16: AWD52R4WZYSY6VE7 · pith_short_8: AWD52R4W

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/AWD52R4WZYSY6VE7632DRRPMET \
  | 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: 0587dd4796ce258f549ff6f438c5ec24c679122749ade79ac7310911e1a50c00

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "82124592f67aaabc1ea5c76c563d43f36d974f08333af4d1abc645cc1fec7207",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GN",
    "submitted_at": "2012-09-24T23:09:45Z",
    "title_canon_sha256": "df422c965c501d7fa99338fb4979fc42cc76a83111f9a452388a05de659434b7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.5451",
    "kind": "arxiv",
    "version": 1
  }
}