Pith Number

pith:X3W6LJCA

pith:2015:X3W6LJCAYYIQF4UJJHMTR6S4RK

not attested not anchored not stored refs pending

Fast and simple connectivity in graph timelines

Adam Karczmarz, Jakub {\L}\k{a}cki

arxiv:1506.02973 v1 · 2015-06-09 · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{X3W6LJCAYYIQF4UJJHMTR6S4RK}

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	2026-05-18T01:55:40.374192Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

beede5a440c61102f28949d938fa5c8aad9c894633d41efbad5955ef8e6e94cd

Aliases

arxiv: 1506.02973 · arxiv_version: 1506.02973v1 · doi: 10.48550/arxiv.1506.02973 · pith_short_12: X3W6LJCAYYIQ · pith_short_16: X3W6LJCAYYIQF4UJ · pith_short_8: X3W6LJCA

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/X3W6LJCAYYIQF4UJJHMTR6S4RK \
  | 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: beede5a440c61102f28949d938fa5c8aad9c894633d41efbad5955ef8e6e94cd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e30d2b0eec083f7140799a7bfecbabaa229619ef2d82c0d0056d62137796a1b6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2015-06-09T15:58:59Z",
    "title_canon_sha256": "b4129c601a49e6ba97ea6dfb338a015ebc0061681c9eb3a856e19ffe8ab257d0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.02973",
    "kind": "arxiv",
    "version": 1
  }
}