Pith Number

pith:F5CTI7KH

pith:2017:F5CTI7KH4X3AQSHPJWMM556U2F

not attested not anchored not stored refs pending

Temporal Justification Logic

Institute for Research in Fundamental Sciences (IPM)), Meghdad Ghari (School of Mathematics, Samuel Bucheli (Z\"uhlke Engineering AG), Thomas Studer (University of Bern)

arxiv:1703.02195 v1 · 2017-03-07 · 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{F5CTI7KH4X3AQSHPJWMM556U2F}

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	2026-05-18T00:49:20.522568Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2f45347d47e5f60848ef4d98cef7d4d14a2cc7c66edff0fdbe0eeeccee3217ea

Aliases

arxiv: 1703.02195 · arxiv_version: 1703.02195v1 · doi: 10.48550/arxiv.1703.02195 · pith_short_12: F5CTI7KH4X3A · pith_short_16: F5CTI7KH4X3AQSHP · pith_short_8: F5CTI7KH

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/F5CTI7KH4X3AQSHPJWMM556U2F \
  | 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: 2f45347d47e5f60848ef4d98cef7d4d14a2cc7c66edff0fdbe0eeeccee3217ea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "54d2f4c5509a66e9323d54003474b711379653773f314b42be2b2d5801f31034",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2017-03-07T03:16:07Z",
    "title_canon_sha256": "2d7d289a4dea5a9891db6b3746a156f933a2595008f652b57be5e35c534881f5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.02195",
    "kind": "arxiv",
    "version": 1
  }
}