Pith Number

pith:3PYRXIFV

pith:2017:3PYRXIFVKWXJ2QDGQV5O7DWHUM

not attested not anchored not stored refs pending

MemexQA: Visual Memex Question Answering

Alexander Hauptmann, Junwei Liang, Liangliang Cao, Lu Jiang, Sachin Farfade, Yannis Kalantidis

arxiv:1708.01336 v1 · 2017-08-04 · cs.CV · 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{3PYRXIFVKWXJ2QDGQV5O7DWHUM}

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	2026-05-18T00:38:37.637951Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dbf11ba0b555ae9d4066857aef8ec7a30779b0d53a545840bc51b97259ee6de6

Aliases

arxiv: 1708.01336 · arxiv_version: 1708.01336v1 · doi: 10.48550/arxiv.1708.01336 · pith_short_12: 3PYRXIFVKWXJ · pith_short_16: 3PYRXIFVKWXJ2QDG · pith_short_8: 3PYRXIFV

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/3PYRXIFVKWXJ2QDGQV5O7DWHUM \
  | 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: dbf11ba0b555ae9d4066857aef8ec7a30779b0d53a545840bc51b97259ee6de6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2fb3e6640354c365ecd5d687a16d4fc1d364041ac3d64aaf02aa9e7780186238",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2017-08-04T00:17:48Z",
    "title_canon_sha256": "e0b0c5160d1c1f4ad3097d13e76143d53e13d4626f4f94430b70405c5d11f8b2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.01336",
    "kind": "arxiv",
    "version": 1
  }
}