Pith Number

pith:A2IKDTRV

pith:2010:A2IKDTRVNSRRAHI726INWR6VAX

not attested not anchored not stored refs pending

Breaking Symmetries

Kirstin Peters, Uwe Nestmann

arxiv:1011.6437 v1 · 2010-11-30 · cs.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{A2IKDTRVNSRRAHI726INWR6VAX}

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	2026-05-18T04:34:26.937218Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0690a1ce356ca3101d1fd790db47d505f6afe5a7beb472a2b68807d4886c5f18

Aliases

arxiv: 1011.6437 · arxiv_version: 1011.6437v1 · doi: 10.48550/arxiv.1011.6437 · pith_short_12: A2IKDTRVNSRR · pith_short_16: A2IKDTRVNSRRAHI7 · pith_short_8: A2IKDTRV

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/A2IKDTRVNSRRAHI726INWR6VAX \
  | 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: 0690a1ce356ca3101d1fd790db47d505f6afe5a7beb472a2b68807d4886c5f18

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e54a8eac4c0788c0369a8a936e67fa4d5ae9ad60b506e988341bd25100d98996",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2010-11-30T01:38:14Z",
    "title_canon_sha256": "5c3903ef7509616ddd336aa645588fd72b5f75e9877b27328a873c493c649cb8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1011.6437",
    "kind": "arxiv",
    "version": 1
  }
}