Pith Number

pith:6T6IETVM

pith:2016:6T6IETVMGZNZ3JDEP4FJQETHYR

not attested not anchored not stored refs pending

TimeMachine: Entity-centric Search and Visualization of News Archives

Carlos Soares, Eug\'enio Oliveira, Jorge Teixeira, Pedro Saleiro

arxiv:1601.00855 v1 · 2016-01-05 · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6T6IETVMGZNZ3JDEP4FJQETHYR}

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	2026-05-18T01:23:21.464944Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f4fc824eac365b9da4647f0a981267c45ebf7f9a5d919d67819225685c649b37

Aliases

arxiv: 1601.00855 · arxiv_version: 1601.00855v1 · doi: 10.48550/arxiv.1601.00855 · pith_short_12: 6T6IETVMGZNZ · pith_short_16: 6T6IETVMGZNZ3JDE · pith_short_8: 6T6IETVM

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/6T6IETVMGZNZ3JDEP4FJQETHYR \
  | 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: f4fc824eac365b9da4647f0a981267c45ebf7f9a5d919d67819225685c649b37

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "728d80b128faf14715e9a6508769b01328b97064081cdbbb8e610afa541db6ec",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2016-01-05T15:18:10Z",
    "title_canon_sha256": "751f57f168888cc3a7262f394fb9a54ad56f9860784231d89896f1a1e83fdcf3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.00855",
    "kind": "arxiv",
    "version": 1
  }
}