Pith Number

pith:VLDO2FX5

pith:2011:VLDO2FX5HVF3C7VEJBSPTOMNGL

not attested not anchored not stored refs pending

Proceedings Fifth Workshop on Formal Languages and Analysis of Contract-Oriented Software

Ernesto Pimentel, Valent\'in Valero

arxiv:1109.2399 v1 · 2011-09-12 · 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{VLDO2FX5HVF3C7VEJBSPTOMNGL}

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	2026-05-18T04:13:37.746904Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aac6ed16fd3d4bb17ea44864f9b98d32e8d02f9c4674ddfa8332cfe708dfdc47

Aliases

arxiv: 1109.2399 · arxiv_version: 1109.2399v1 · doi: 10.48550/arxiv.1109.2399 · pith_short_12: VLDO2FX5HVF3 · pith_short_16: VLDO2FX5HVF3C7VE · pith_short_8: VLDO2FX5

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/VLDO2FX5HVF3C7VEJBSPTOMNGL \
  | 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: aac6ed16fd3d4bb17ea44864f9b98d32e8d02f9c4674ddfa8332cfe708dfdc47

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ae65bcc5a63aeb4984ac7ef52b793f0764241c563d261c69fc4271e31f803180",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2011-09-12T08:28:07Z",
    "title_canon_sha256": "e904db8662771ba85ca0b0a5054301ffd00865e8b595a657e45414294777ecf7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.2399",
    "kind": "arxiv",
    "version": 1
  }
}