Pith Number

pith:YMOQKECG

pith:2017:YMOQKECGVG77UFFYDCCZ26VXJO

not attested not anchored not stored refs pending

On inductive limit spectral triples

Asghar Ghorbanpour, Remus Floricel

arxiv:1712.09621 v1 · 2017-12-27 · math.QA · math.OA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YMOQKECGVG77UFFYDCCZ26VXJO}

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	2026-05-18T00:27:07.795899Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c31d051046a9bffa14b818859d7ab74badafbe0b33e85f3a898d326da2a85472

Aliases

arxiv: 1712.09621 · arxiv_version: 1712.09621v1 · doi: 10.48550/arxiv.1712.09621 · pith_short_12: YMOQKECGVG77 · pith_short_16: YMOQKECGVG77UFFY · pith_short_8: YMOQKECG

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/YMOQKECGVG77UFFYDCCZ26VXJO \
  | 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: c31d051046a9bffa14b818859d7ab74badafbe0b33e85f3a898d326da2a85472

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "634b167a1186280e304a84d18b8550d7cb211ea0abde106a3996042782a8b8dd",
    "cross_cats_sorted": [
      "math.OA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.QA",
    "submitted_at": "2017-12-27T16:38:49Z",
    "title_canon_sha256": "aea2129c58303d1f4c5b1287ac0f0b63bd0fab36337566e9ca24e5b4ddac1078"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.09621",
    "kind": "arxiv",
    "version": 1
  }
}