Pith Number

pith:GGE4RLFS

pith:2005:GGE4RLFSTJOKICTLDNZBIFOX3M

not attested not anchored not stored refs pending

Homotopy classification of multiply based textures

J.M. Speight

arxiv:math-ph/0502005 v1 · 2005-02-01 · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GGE4RLFSTJOKICTLDNZBIFOX3M}

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	2026-05-18T02:37:52.516967Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3189c8acb29a5ca40a6b1b721415d7db2b517df5995de551a2ab58dda8b94d24

Aliases

arxiv: math-ph/0502005 · arxiv_version: math-ph/0502005v1 · doi: 10.48550/arxiv.math-ph/0502005 · pith_short_12: GGE4RLFSTJOK · pith_short_16: GGE4RLFSTJOKICTL · pith_short_8: GGE4RLFS

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/GGE4RLFSTJOKICTLDNZBIFOX3M \
  | 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: 3189c8acb29a5ca40a6b1b721415d7db2b517df5995de551a2ab58dda8b94d24

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f871141498ec49ae802d50a245369acd501cda4cbb70091e40c7b51d7f5e34ea",
    "cross_cats_sorted": [
      "math.MP"
    ],
    "license": "",
    "primary_cat": "math-ph",
    "submitted_at": "2005-02-01T16:36:41Z",
    "title_canon_sha256": "ec28615b8fe9b9d14e657e44af4c65f781e95f283781bf54b77a45aee874f413"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math-ph/0502005",
    "kind": "arxiv",
    "version": 1
  }
}