Pith Number

pith:SHFQVCRB

pith:2015:SHFQVCRBZRBK2O7BU2JKJSKTZR

not attested not anchored not stored refs pending

Write a Classifier: Predicting Visual Classifiers from Unstructured Text

Ahmed Elgammal, Babak Saleh, Mohamed Elhoseiny

arxiv:1601.00025 v2 · 2015-12-31 · cs.CV · cs.CL · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SHFQVCRBZRBK2O7BU2JKJSKTZR}

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	2026-05-18T00:53:51.115024Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

91cb0a8a21cc42ad3be1a692a4c953cc696caf9adc47737bbd4faf11fe0dc489

Aliases

arxiv: 1601.00025 · arxiv_version: 1601.00025v2 · doi: 10.48550/arxiv.1601.00025 · pith_short_12: SHFQVCRBZRBK · pith_short_16: SHFQVCRBZRBK2O7B · pith_short_8: SHFQVCRB

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/SHFQVCRBZRBK2O7BU2JKJSKTZR \
  | 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: 91cb0a8a21cc42ad3be1a692a4c953cc696caf9adc47737bbd4faf11fe0dc489

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "25109a07f1fc43e0143a29e7cde483443ceed4a73db3fbd4493e3bf434c0208c",
    "cross_cats_sorted": [
      "cs.CL",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2015-12-31T22:23:34Z",
    "title_canon_sha256": "8a1053517f5e6c47e707d2b0af501f564434696e2c7fdb59d2122f68b715af6b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.00025",
    "kind": "arxiv",
    "version": 2
  }
}