Pith Number

pith:GRKRIWWR

pith:2017:GRKRIWWRRSGQPRZMXIUTPDMUCX

not attested not anchored not stored refs pending

On low for speed oracles

Laurent Bienvenu, Rod Downey

arxiv:1712.09710 v1 · 2017-12-27 · cs.CC · 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{GRKRIWWRRSGQPRZMXIUTPDMUCX}

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	2026-05-18T00:27:07.550752Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3455145ad18c8d07c72cba29378d9415cf2def9583bd80cee16c90bffdb0b540

Aliases

arxiv: 1712.09710 · arxiv_version: 1712.09710v1 · doi: 10.48550/arxiv.1712.09710 · pith_short_12: GRKRIWWRRSGQ · pith_short_16: GRKRIWWRRSGQPRZM · pith_short_8: GRKRIWWR

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/GRKRIWWRRSGQPRZMXIUTPDMUCX \
  | 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: 3455145ad18c8d07c72cba29378d9415cf2def9583bd80cee16c90bffdb0b540

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a496325b7fa5b80cf10cb22483ea61d90b6df3ebddf228d16bf1c31a43ce4e97",
    "cross_cats_sorted": [
      "math.LO"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.CC",
    "submitted_at": "2017-12-27T23:27:47Z",
    "title_canon_sha256": "e83d7771c35119173fca3cd16150b0f90160f0ccb6b1e18a5e57bfd68a162477"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.09710",
    "kind": "arxiv",
    "version": 1
  }
}