Pith Number

pith:ZHEYPTL3

pith:2017:ZHEYPTL34ZZMCTCFZEUOH4DFUV

not attested not anchored not stored refs pending

Loop conditions

Miroslav Ol\v{s}\'ak

arxiv:1701.00260 v2 · 2017-01-01 · math.LO · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZHEYPTL34ZZMCTCFZEUOH4DFUV}

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	2026-05-18T00:24:02.433919Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c9c987cd7be672c14c45c928e3f065a5527427bd8a1aad9fb9cb83daf07f6c42

Aliases

arxiv: 1701.00260 · arxiv_version: 1701.00260v2 · doi: 10.48550/arxiv.1701.00260 · pith_short_12: ZHEYPTL34ZZM · pith_short_16: ZHEYPTL34ZZMCTCF · pith_short_8: ZHEYPTL3

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/ZHEYPTL34ZZMCTCFZEUOH4DFUV \
  | 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: c9c987cd7be672c14c45c928e3f065a5527427bd8a1aad9fb9cb83daf07f6c42

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f1354fa638d5443514f2d5a89153a0faf4b46aed568928e71e6f2fd14754065a",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2017-01-01T16:45:49Z",
    "title_canon_sha256": "3ecd4089fefa25d2eaaff4e0f41aab7caba5642639e16c149d65f74ae29ac43a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.00260",
    "kind": "arxiv",
    "version": 2
  }
}