Pith Number

pith:22C7NVTQ

pith:2015:22C7NVTQ23I5OU43UCKFNKDJWX

not attested not anchored not stored refs pending

Resolving References to Objects in Photographs using the Words-As-Classifiers Model

Casey Kennington, David Schlangen, Sina Zarriess

arxiv:1510.02125 v3 · 2015-10-07 · 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{22C7NVTQ23I5OU43UCKFNKDJWX}

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	2026-05-18T01:12:59.717667Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d685f6d670d6d1d7539ba09456a869b5e48e8bb50f4c6b976a05b77b980ac27a

Aliases

arxiv: 1510.02125 · arxiv_version: 1510.02125v3 · doi: 10.48550/arxiv.1510.02125 · pith_short_12: 22C7NVTQ23I5 · pith_short_16: 22C7NVTQ23I5OU43 · pith_short_8: 22C7NVTQ

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/22C7NVTQ23I5OU43UCKFNKDJWX \
  | 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: d685f6d670d6d1d7539ba09456a869b5e48e8bb50f4c6b976a05b77b980ac27a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "99bce302b1dfb843c68ceae26c9083c927b7836d1b1d56b2fb6f2b336f784b84",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2015-10-07T20:52:22Z",
    "title_canon_sha256": "743eeeda3d83d6be491fa29bf1ae285e74ea9866c47b0aed450b83f47eaab62f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.02125",
    "kind": "arxiv",
    "version": 3
  }
}