Pith Number

pith:U6DJJEBV

pith:2015:U6DJJEBVU72KLCDPYI6APHDF52

not attested not anchored not stored refs pending

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Danish, Partha Talukdar, Yogesh Dahiya

arxiv:1512.01768 v1 · 2015-12-06 · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{U6DJJEBVU72KLCDPYI6APHDF52}

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	2026-05-18T01:25:10.395014Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a786949035a7f4a5886fc23c079c65eebc8a375012f3c035316b6590190cf11f

Aliases

arxiv: 1512.01768 · arxiv_version: 1512.01768v1 · doi: 10.48550/arxiv.1512.01768 · pith_short_12: U6DJJEBVU72K · pith_short_16: U6DJJEBVU72KLCDP · pith_short_8: U6DJJEBV

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/U6DJJEBVU72KLCDPYI6APHDF52 \
  | 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: a786949035a7f4a5886fc23c079c65eebc8a375012f3c035316b6590190cf11f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8b16d517e0e35524ee6f3cda76dcbcb3a75f5cfa9eec5eb82c6cb59c18ac8d8d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2015-12-06T10:31:12Z",
    "title_canon_sha256": "85698a5fc0d9809acbb4f79ed7e0f0b377e1f414352616b194df01351fc643ec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.01768",
    "kind": "arxiv",
    "version": 1
  }
}