Pith Number

pith:NFQCPF5O

pith:2018:NFQCPF5OM3NFFGTDIVLZWJRIZ7

not attested not anchored not stored refs pending

Embeddability on functions: order and chaos

Rapha\"el Carroy, Yann Pequignot, Zolt\'an Vidny\'anszky

arxiv:1802.08341 v1 · 2018-02-22 · math.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NFQCPF5OM3NFFGTDIVLZWJRIZ7}

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	2026-07-05T09:21:34.311984Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

69602797ae66da529a6345579b2628cfc95046299ca75409ffe389f670e686a1

Aliases

arxiv: 1802.08341 · arxiv_version: 1802.08341v1 · doi: 10.48550/arxiv.1802.08341 · pith_short_12: NFQCPF5OM3NF · pith_short_16: NFQCPF5OM3NFFGTD · pith_short_8: NFQCPF5O

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/NFQCPF5OM3NFFGTDIVLZWJRIZ7 \
  | 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: 69602797ae66da529a6345579b2628cfc95046299ca75409ffe389f670e686a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c9a933fa2d89a2cd04e084b7981be76df549158f36251c8e2c632960cf6f42ee",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2018-02-22T23:09:28Z",
    "title_canon_sha256": "be4f89da9ef3370f755b1039b9378bd0e6da275c58eab4287357dfca93eea228"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.08341",
    "kind": "arxiv",
    "version": 1
  }
}