Pith Number

pith:FCYF3ITG

pith:2019:FCYF3ITGUM2OAMEWJCXSKP7KEZ

not attested not anchored not stored refs pending

Soft Constraints for Inference with Declarative Knowledge

Armando Solar Lezama, Edgar Minaysan, Javier Burroni, Rajesh Ranganath, Zenna Tavares

arxiv:1901.05437 v1 · 2019-01-16 · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FCYF3ITGUM2OAMEWJCXSKP7KEZ}

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	2026-05-17T23:56:10.873758Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

28b05da266a334e0309648af253fea2648fd2672972f102a59f7717be7f24416

Aliases

arxiv: 1901.05437 · arxiv_version: 1901.05437v1 · doi: 10.48550/arxiv.1901.05437 · pith_short_12: FCYF3ITGUM2O · pith_short_16: FCYF3ITGUM2OAMEW · pith_short_8: FCYF3ITG

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/FCYF3ITGUM2OAMEWJCXSKP7KEZ \
  | 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: 28b05da266a334e0309648af253fea2648fd2672972f102a59f7717be7f24416

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "71847758b364ca7f3ff715ac94891457f88429feb8f8ba90f0e9dce605c4672e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2019-01-16T18:59:38Z",
    "title_canon_sha256": "dc5df91f090db69a19d8ebeb7f9b58b4f644f75db0dd890b597a9600cef187f4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.05437",
    "kind": "arxiv",
    "version": 1
  }
}