Pith Number

pith:I4HIEWCX

pith:2011:I4HIEWCXPYPG7SUTWND7S5MHKS

not attested not anchored not stored refs pending

Quelques r\'eflexions in\'evitables (Some inevitable considerations)

Frank Olaf Wagner (ICJ)

arxiv:1101.3141 v2 · 2011-01-17 · math.LO · math.GR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{I4HIEWCXPYPG7SUTWND7S5MHKS}

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	2026-05-18T04:31:23.102061Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

470e8258577e1e6fca93b347f97587548ad9ef2759018ebb1f964d60352cfe8d

Aliases

arxiv: 1101.3141 · arxiv_version: 1101.3141v2 · doi: 10.48550/arxiv.1101.3141 · pith_short_12: I4HIEWCXPYPG · pith_short_16: I4HIEWCXPYPG7SUT · pith_short_8: I4HIEWCX

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/I4HIEWCXPYPG7SUTWND7S5MHKS \
  | 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: 470e8258577e1e6fca93b347f97587548ad9ef2759018ebb1f964d60352cfe8d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e626d6f8137157b98e09e2a3ffe061cd3007c1c6bf4956f54da7db131dabc7a6",
    "cross_cats_sorted": [
      "math.GR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2011-01-17T08:04:10Z",
    "title_canon_sha256": "327fb823ce14a3c68583c1584a16e38143b3b98855e077cdbadf11e7333e840e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.3141",
    "kind": "arxiv",
    "version": 2
  }
}