Pith Number

pith:64R3N6FQ

pith:2007:64R3N6FQUDNYM3EWFRHBUQYG3J

not attested not anchored not stored refs pending

Feasible reactivity in a synchronous pi-calculus

Frederique Dabrowski, Roberto Amadio (PPS)

arxiv:cs/0702069 v1 · 2007-02-11 · 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{64R3N6FQUDNYM3EWFRHBUQYG3J}

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	2026-05-18T04:08:53.972667Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f723b6f8b0a0db866c962c4e1a4306da5fca8ecd2e56ad7539b404e96ade001e

Aliases

arxiv: cs/0702069 · arxiv_version: cs/0702069v1 · doi: 10.48550/arxiv.cs/0702069 · pith_short_12: 64R3N6FQUDNY · pith_short_16: 64R3N6FQUDNYM3EW · pith_short_8: 64R3N6FQ

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/64R3N6FQUDNYM3EWFRHBUQYG3J \
  | 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: f723b6f8b0a0db866c962c4e1a4306da5fca8ecd2e56ad7539b404e96ade001e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7b9ff014d82f4a1fa8c7eae49e85b280426dd82c10fb2d4cd228b7a68149d2df",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cs.LO",
    "submitted_at": "2007-02-11T15:43:26Z",
    "title_canon_sha256": "cdafa01ab3d50c8fba1270efcf818b12caeac971a173307201a541a6c4caa319"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cs/0702069",
    "kind": "arxiv",
    "version": 1
  }
}