Pith Number

pith:Q7AAXDMU

pith:2017:Q7AAXDMUPQVT57UHMU3YIHFNBN

not attested not anchored not stored refs pending

Syst\`emes du LIA \`a DEFT'13

Andr\'ea Linhares, Ilaria Brunetti, Jean-Val\`ere Cossu, Juan-Manuel Torres-Moreno, Luis Adri\'an Cabrera-Diego, Marc El-B\`eze, Mohamed Morchid, Richard Dufour, Xavier Bost

arxiv:1702.06478 v1 · 2017-02-21 · cs.CL · 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{Q7AAXDMUPQVT57UHMU3YIHFNBN}

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	2026-05-18T00:48:36.693596Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

87c00b8d947c2b3efe876537841cad0b646b48ebf61776a812cdc6dfe5b099bf

Aliases

arxiv: 1702.06478 · arxiv_version: 1702.06478v1 · doi: 10.48550/arxiv.1702.06478 · pith_short_12: Q7AAXDMUPQVT · pith_short_16: Q7AAXDMUPQVT57UH · pith_short_8: Q7AAXDMU

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/Q7AAXDMUPQVT57UHMU3YIHFNBN \
  | 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: 87c00b8d947c2b3efe876537841cad0b646b48ebf61776a812cdc6dfe5b099bf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "393ddda9cd5af5dbbe820d0d6cd3893cd62306711fab50aa6097973b547b4fdd",
    "cross_cats_sorted": [
      "cs.IR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2017-02-21T17:14:56Z",
    "title_canon_sha256": "a61db5a17c1cf3f4a87236768f6d4e7de3a13325f003c5475923f1fccfc1b9d7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.06478",
    "kind": "arxiv",
    "version": 1
  }
}