Pith Number

pith:SN67KZ3I

pith:2017:SN67KZ3ITQPUZHF4J47LJWY5OV

not attested not anchored not stored refs pending

Context Aware Document Embedding

Junfeng Hu, Zhaocheng Zhu

arxiv:1707.01521 v1 · 2017-07-05 · 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{SN67KZ3ITQPUZHF4J47LJWY5OV}

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	2026-05-18T00:40:48.284353Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

937df567689c1f4c9cbc4f3eb4db1d754d3b335cf58390667e802f971247d455

Aliases

arxiv: 1707.01521 · arxiv_version: 1707.01521v1 · doi: 10.48550/arxiv.1707.01521 · pith_short_12: SN67KZ3ITQPU · pith_short_16: SN67KZ3ITQPUZHF4 · pith_short_8: SN67KZ3I

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/SN67KZ3ITQPUZHF4J47LJWY5OV \
  | 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: 937df567689c1f4c9cbc4f3eb4db1d754d3b335cf58390667e802f971247d455

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "01c97b67c5f10515a57afe086958f0cffab8fc17593574bc6b8b0a4cb87d396a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2017-07-05T18:18:37Z",
    "title_canon_sha256": "f1777f468179302807fd598c5141733833f99bac45dfb88ed5634a72c05d7e2c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.01521",
    "kind": "arxiv",
    "version": 1
  }
}