Pith Number

pith:BOR6DUKR

pith:2013:BOR6DUKRJFBTHGTJY3SW7KZLUW

not attested not anchored not stored refs pending

On a compact encoding of the swap automaton

Emanuele Giaquinta, Kimmo Fredriksson

arxiv:1307.0099 v1 · 2013-06-29 · cs.FL · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BOR6DUKRJFBTHGTJY3SW7KZLUW}

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	2026-05-18T03:19:34.268970Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0ba3e1d1514943339a69c6e56fab2ba5a3317bbc7e42b748bdd40a1c8b5992f6

Aliases

arxiv: 1307.0099 · arxiv_version: 1307.0099v1 · doi: 10.48550/arxiv.1307.0099 · pith_short_12: BOR6DUKRJFBT · pith_short_16: BOR6DUKRJFBTHGTJ · pith_short_8: BOR6DUKR

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/BOR6DUKRJFBTHGTJY3SW7KZLUW \
  | 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: 0ba3e1d1514943339a69c6e56fab2ba5a3317bbc7e42b748bdd40a1c8b5992f6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "09909f03702e7b89a65cee88aeaa452afc61b99abf64fdbe1af27d04739d9429",
    "cross_cats_sorted": [
      "cs.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.FL",
    "submitted_at": "2013-06-29T12:53:49Z",
    "title_canon_sha256": "37ae6ef3159363ccbe61b144d165133f247d768398710f0ce4c215d8dcd89551"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.0099",
    "kind": "arxiv",
    "version": 1
  }
}