Pith Number

pith:QVEQ3N3S

pith:2017:QVEQ3N3SNRXQMLWNNBHAE3SVRC

not attested not anchored not stored refs pending

Learning by Asking Questions

Abhinav Gupta, Ishan Misra, Laurens van der Maaten, Martial Hebert, Rob Fergus, Ross Girshick

arxiv:1712.01238 v1 · 2017-12-04 · 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{QVEQ3N3SNRXQMLWNNBHAE3SVRC}

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	2026-05-18T00:28:57.593152Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85490db7726c6f062ecd684e026e5588aa51001bbb66239c9d33f327358d5ab7

Aliases

arxiv: 1712.01238 · arxiv_version: 1712.01238v1 · doi: 10.48550/arxiv.1712.01238 · pith_short_12: QVEQ3N3SNRXQ · pith_short_16: QVEQ3N3SNRXQMLWN · pith_short_8: QVEQ3N3S

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/QVEQ3N3SNRXQMLWNNBHAE3SVRC \
  | 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: 85490db7726c6f062ecd684e026e5588aa51001bbb66239c9d33f327358d5ab7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3f82175963a14871bf0e4f32ae83ff3173d1a456aaae97ad3ac358430df7643a",
    "cross_cats_sorted": [
      "cs.CL",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2017-12-04T18:23:19Z",
    "title_canon_sha256": "03a4c8683d256aa8485db7380c5696148fc6f98b78b942bf06f07a84b7390322"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.01238",
    "kind": "arxiv",
    "version": 1
  }
}