Pith Number

pith:E244NKYH

pith:2019:E244NKYHV6P37QEED2EZG4VQCG

not attested not anchored not stored refs pending

Uncertainty-Aware Anticipation of Activities

Juergen Gall, Yazan Abu Farha

arxiv:1908.09540 v2 · 2019-08-26 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{E244NKYHV6P37QEED2EZG4VQCG}

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	2026-07-05T00:00:28.044650Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

26b9c6ab07af9fbfc0841e899372b0118e57f554cdedcf6945f78139f992754b

Aliases

arxiv: 1908.09540 · arxiv_version: 1908.09540v2 · doi: 10.48550/arxiv.1908.09540 · pith_short_12: E244NKYHV6P3 · pith_short_16: E244NKYHV6P37QEE · pith_short_8: E244NKYH

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/E244NKYHV6P37QEED2EZG4VQCG \
  | 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: 26b9c6ab07af9fbfc0841e899372b0118e57f554cdedcf6945f78139f992754b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "27a599a3be73948b1134b34e1d982af7ad572ca58abcb31edb8b591eb33ba54e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-08-26T09:08:31Z",
    "title_canon_sha256": "42f43232947972213e906ef30087e33a542047a085bb88824e6f012f5ee85274"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.09540",
    "kind": "arxiv",
    "version": 2
  }
}