Pith Number

pith:6PCFJQJQ

pith:2013:6PCFJQJQWIUGSJZA4LR6JDA4IM

not attested not anchored not stored refs pending

New Equations for Neutral Terms: A Sound and Complete Decision Procedure, Formalized

Conor McBride, Guillaume Allais, Pierre Boutillier

arxiv:1304.0809 v3 · 2013-04-02 · cs.PL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6PCFJQJQWIUGSJZA4LR6JDA4IM}

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	2026-05-18T03:20:47.850203Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f3c454c130b228692720e2e3e48c1c4339a3182c8f9f0d655834d97a3c35e6bd

Aliases

arxiv: 1304.0809 · arxiv_version: 1304.0809v3 · doi: 10.48550/arxiv.1304.0809 · pith_short_12: 6PCFJQJQWIUG · pith_short_16: 6PCFJQJQWIUGSJZA · pith_short_8: 6PCFJQJQ

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/6PCFJQJQWIUGSJZA4LR6JDA4IM \
  | 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: f3c454c130b228692720e2e3e48c1c4339a3182c8f9f0d655834d97a3c35e6bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2d0a32167a99b4e5a43d6e00f0df2935c6d408cecea28ca624d9a40ea5baf023",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2013-04-02T22:55:32Z",
    "title_canon_sha256": "f4e9600c44340130cbc53de3ab2cf89bb5233179546ff22cfd28892e120d30f3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.0809",
    "kind": "arxiv",
    "version": 3
  }
}