Pith Number

pith:XIBP5D5M

pith:2018:XIBP5D5MNJBT565JD6MYDJ5S2N

not attested not anchored not stored refs pending

Relational Characterisations of Paths

Hitoshi Furusawa, Peter H\"ofner, Rudolf Berghammer, Walter Guttmann

arxiv:1801.04026 v2 · 2018-01-12 · 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{XIBP5D5MNJBT565JD6MYDJ5S2N}

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	2026-05-17T23:58:14.689649Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ba02fe8fac6a433efba91f9981a7b2d37f97882bc98fb99efe4e587c54bf0988

Aliases

arxiv: 1801.04026 · arxiv_version: 1801.04026v2 · doi: 10.48550/arxiv.1801.04026 · pith_short_12: XIBP5D5MNJBT · pith_short_16: XIBP5D5MNJBT565J · pith_short_8: XIBP5D5M

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/XIBP5D5MNJBT565JD6MYDJ5S2N \
  | 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: ba02fe8fac6a433efba91f9981a7b2d37f97882bc98fb99efe4e587c54bf0988

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "84fa40b37b92b064f48bba72c4e3d9cc9740eb0656d74eeff80d898f0eb2ea19",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2018-01-12T00:59:57Z",
    "title_canon_sha256": "2d8be6bb017efa6c24052f477844b4373a6306d89f1c316d91c5f887b5657dd0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.04026",
    "kind": "arxiv",
    "version": 2
  }
}