Pith Number

pith:SPTUP43Q

pith:2014:SPTUP43QBMFYL4JBUYKTSCUCDE

not attested not anchored not stored refs pending

Emitter Localisation from Reception Timestamps in Asynchronous Networks

Andrea Toma, Fabio Ricciato, Francesco Gringoli, Nicolo' Facchi

arxiv:1407.8056 v3 · 2014-07-30 · cs.NI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SPTUP43QBMFYL4JBUYKTSCUCDE}

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	2026-05-18T01:36:58.299093Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

93e747f3700b0b85f121a615390a82191e2d61677bd0e24014f30e7d4a0f4588

Aliases

arxiv: 1407.8056 · arxiv_version: 1407.8056v3 · doi: 10.48550/arxiv.1407.8056 · pith_short_12: SPTUP43QBMFY · pith_short_16: SPTUP43QBMFYL4JB · pith_short_8: SPTUP43Q

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/SPTUP43QBMFYL4JBUYKTSCUCDE \
  | 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: 93e747f3700b0b85f121a615390a82191e2d61677bd0e24014f30e7d4a0f4588

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "66332a594e5af68b39a32610e4bd8a0e2e7f5e3b59c6f43a4def16d408e653f7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NI",
    "submitted_at": "2014-07-30T14:31:09Z",
    "title_canon_sha256": "6383755d44b83f24a835606358646f3318fcd18f6eb40ddcc4560a50386cadb7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.8056",
    "kind": "arxiv",
    "version": 3
  }
}