Pith Number

pith:7IJZ5N6S

pith:2011:7IJZ5N6SOJ752QM2BMNPQAQEED

not attested not anchored not stored refs pending

Hue Histograms to Spatiotemporal Local Features for Action Recognition

Arnaldo Ara\'ujo, Eduardo Valle, Fillipe Souza, Guillermo Ch\'avez

arxiv:1104.3742 v1 · 2011-04-19 · 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{7IJZ5N6SOJ752QM2BMNPQAQEED}

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	2026-05-18T04:23:55.751445Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fa139eb7d2727fdd419a0b1af8020420e52432b7985837978047ffffcf0f71ef

Aliases

arxiv: 1104.3742 · arxiv_version: 1104.3742v1 · doi: 10.48550/arxiv.1104.3742 · pith_short_12: 7IJZ5N6SOJ75 · pith_short_16: 7IJZ5N6SOJ752QM2 · pith_short_8: 7IJZ5N6S

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/7IJZ5N6SOJ752QM2BMNPQAQEED \
  | 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: fa139eb7d2727fdd419a0b1af8020420e52432b7985837978047ffffcf0f71ef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a2f17223c837895e834b27bb485457136b4e1e3a45949f2d0de84d5066acc55b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2011-04-19T13:36:15Z",
    "title_canon_sha256": "0a30d1651c2ac3a851299c1d9adf912034005099a37880c35d6c112583968dd6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.3742",
    "kind": "arxiv",
    "version": 1
  }
}