Pith Number

pith:NQQX5PFK

pith:2014:NQQX5PFKGJH4JQCOUJISAP43MT

not attested not anchored not stored refs pending

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Viktor L. Ginzburg

arxiv:1412.7999 v1 · 2014-12-26 · math.SG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NQQX5PFKGJH4JQCOUJISAP43MT}

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	2026-05-18T02:30:24.445838Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6c217ebcaa324fc4c04ea251203f9b64f1c99d6ec7f1366bdc77265402ccebd7

Aliases

arxiv: 1412.7999 · arxiv_version: 1412.7999v1 · doi: 10.48550/arxiv.1412.7999 · pith_short_12: NQQX5PFKGJH4 · pith_short_16: NQQX5PFKGJH4JQCO · pith_short_8: NQQX5PFK

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/NQQX5PFKGJH4JQCOUJISAP43MT \
  | 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: 6c217ebcaa324fc4c04ea251203f9b64f1c99d6ec7f1366bdc77265402ccebd7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "688f95fdfb6ae5549f5f51065d8ac503f9100f54fffe59b16533e6b934234767",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SG",
    "submitted_at": "2014-12-26T22:30:49Z",
    "title_canon_sha256": "820bedc1d3f32f47223fc1c69a0086910b4ecfa9d1e0dbbb1a8de64444ebd124"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.7999",
    "kind": "arxiv",
    "version": 1
  }
}