Pith Number

pith:JU7AMMBM

pith:2014:JU7AMMBM3AMJWYI2YWRJW72ZNW

not attested not anchored not stored refs pending

Web Content Classification: A Survey

Prabhjot Kaur

arxiv:1405.0580 v1 · 2014-05-03 · 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{JU7AMMBM3AMJWYI2YWRJW72ZNW}

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	2026-05-18T02:51:24.832490Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4d3e06302cd8189b611ac5a29b7f596dbdd5735f2d66a3ebf3573bd34e66c51c

Aliases

arxiv: 1405.0580 · arxiv_version: 1405.0580v1 · doi: 10.48550/arxiv.1405.0580 · pith_short_12: JU7AMMBM3AMJ · pith_short_16: JU7AMMBM3AMJWYI2 · pith_short_8: JU7AMMBM

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/JU7AMMBM3AMJWYI2YWRJW72ZNW \
  | 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: 4d3e06302cd8189b611ac5a29b7f596dbdd5735f2d66a3ebf3573bd34e66c51c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b095e589112dbaeb74068515444b3e10b0199c66db8a75248f28ab355ff5cd4d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2014-05-03T12:57:50Z",
    "title_canon_sha256": "1f178a9b42cc95d528ccac255588e89070a6ccf1943c5ea319a59393619938fe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.0580",
    "kind": "arxiv",
    "version": 1
  }
}