Pith Number

pith:GRLKRKCC

pith:2014:GRLKRKCCH5GPEWQUDAOLYFVWWX

not attested not anchored not stored refs pending

Homotopy Representations over the Orbit Category

Ergun Yalcin, Ian Hambleton

arxiv:1402.3306 v2 · 2014-02-13 · math.AT · math.GT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GRLKRKCCH5GPEWQUDAOLYFVWWX}

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	2026-05-18T00:36:41.806683Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3456a8a8423f4cf25a14181cbc16b6b5fb2a6bcb3a768a49e01f5d44a89fbf79

Aliases

arxiv: 1402.3306 · arxiv_version: 1402.3306v2 · doi: 10.48550/arxiv.1402.3306 · pith_short_12: GRLKRKCCH5GP · pith_short_16: GRLKRKCCH5GPEWQU · pith_short_8: GRLKRKCC

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/GRLKRKCCH5GPEWQUDAOLYFVWWX \
  | 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: 3456a8a8423f4cf25a14181cbc16b6b5fb2a6bcb3a768a49e01f5d44a89fbf79

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "26bd6d461e55225f34efde996e4f559ebbc92aac5008e36b8c1262ee48b48041",
    "cross_cats_sorted": [
      "math.GT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2014-02-13T21:16:29Z",
    "title_canon_sha256": "4567f476946e779199b18ef86f7c5b6567dc6a69fcd72a6e6fbbcac7f255637f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.3306",
    "kind": "arxiv",
    "version": 2
  }
}