Pith Number

pith:5I2NJLHU

pith:2015:5I2NJLHUHOFIVY6UFT6SFXYSIW

not attested not anchored not stored refs pending

Octonion associators

Stephen J. Sangwine

arxiv:1509.07718 v1 · 2015-09-25 · math.RA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5I2NJLHUHOFIVY6UFT6SFXYSIW}

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	2026-05-18T01:32:02.092471Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ea34d4acf43b8a8ae3d42cfd22df1245b49ef686381b305eb70825ed76d024fd

Aliases

arxiv: 1509.07718 · arxiv_version: 1509.07718v1 · doi: 10.48550/arxiv.1509.07718 · pith_short_12: 5I2NJLHUHOFI · pith_short_16: 5I2NJLHUHOFIVY6U · pith_short_8: 5I2NJLHU

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/5I2NJLHUHOFIVY6UFT6SFXYSIW \
  | 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: ea34d4acf43b8a8ae3d42cfd22df1245b49ef686381b305eb70825ed76d024fd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f90c85efba1b02dac4a6769b5eb29eaaa93dbf149bf9804e59da9cb3a14a919b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2015-09-25T13:56:40Z",
    "title_canon_sha256": "109f00e5855000b7586f1c9faa2fb740bb397b228018da90d6900540e7c8e056"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.07718",
    "kind": "arxiv",
    "version": 1
  }
}