Pith Number

pith:VFN5BPJA

pith:2017:VFN5BPJAF4J4VGZHKSYIZSHEKA

not attested not anchored not stored refs pending

Towards Universal Semantic Tagging

Johan Bos, Lasha Abzianidze

arxiv:1709.10381 v1 · 2017-09-29 · 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{VFN5BPJAF4J4VGZHKSYIZSHEKA}

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	2026-05-18T00:34:01.254584Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a95bd0bd202f13ca9b2754b08cc8e450220acd98e00821b1b98ca2fa26408a3f

Aliases

arxiv: 1709.10381 · arxiv_version: 1709.10381v1 · doi: 10.48550/arxiv.1709.10381 · pith_short_12: VFN5BPJAF4J4 · pith_short_16: VFN5BPJAF4J4VGZH · pith_short_8: VFN5BPJA

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/VFN5BPJAF4J4VGZHKSYIZSHEKA \
  | 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: a95bd0bd202f13ca9b2754b08cc8e450220acd98e00821b1b98ca2fa26408a3f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c2143d11586c1aec6a23cafc4b2ab1051ed0bfb71df0659fcd26b33caf7dbc72",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2017-09-29T12:58:05Z",
    "title_canon_sha256": "c5296fd781938c68e6cf1dc936eebeba906350aad5753f534f0c9e159ed3b343"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.10381",
    "kind": "arxiv",
    "version": 1
  }
}