Pith Number

pith:E72XS36F

pith:2015:E72XS36FHLMMJWHCRYWI5SVKVX

not attested not anchored not stored refs pending

Subcentric linking systems

Ellen Henke

arxiv:1506.01458 v3 · 2015-06-04 · math.GR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{E72XS36FHLMMJWHCRYWI5SVKVX}

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	2026-05-18T00:13:38.310621Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

27f5796fc53ad8c4d8e28e2c8ecaaaadd4e6568cda6e905960196d91c6f66bcb

Aliases

arxiv: 1506.01458 · arxiv_version: 1506.01458v3 · doi: 10.48550/arxiv.1506.01458 · pith_short_12: E72XS36FHLMM · pith_short_16: E72XS36FHLMMJWHC · pith_short_8: E72XS36F

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/E72XS36FHLMMJWHCRYWI5SVKVX \
  | 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: 27f5796fc53ad8c4d8e28e2c8ecaaaadd4e6568cda6e905960196d91c6f66bcb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "13263dcbc14cdf1dc376f47796083dfdac0dc35b67f76c14f1a653474df0f232",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GR",
    "submitted_at": "2015-06-04T03:47:46Z",
    "title_canon_sha256": "578653d8983ebbe0379660296282eeece1876b39de5b444d151bf03b3b37c460"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.01458",
    "kind": "arxiv",
    "version": 3
  }
}