Pith Number

pith:XDQF3M7A

pith:2014:XDQF3M7AFYBTYVVUUIGWZJSD7B

not attested not anchored not stored refs pending

What is usual in unusual videos? Trajectory snippet histograms for discovering unusualness

Ahmet Iscen, Anil Armagan, Pinar Duygulu

arxiv:1401.0730 v2 · 2014-01-03 · 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{XDQF3M7AFYBTYVVUUIGWZJSD7B}

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	2026-05-18T02:38:53.069148Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b8e05db3e02e033c56b4a20d6ca643f8641c87d0e953d8de826134b4a3a8dd2b

Aliases

arxiv: 1401.0730 · arxiv_version: 1401.0730v2 · doi: 10.48550/arxiv.1401.0730 · pith_short_12: XDQF3M7AFYBT · pith_short_16: XDQF3M7AFYBTYVVU · pith_short_8: XDQF3M7A

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/XDQF3M7AFYBTYVVUUIGWZJSD7B \
  | 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: b8e05db3e02e033c56b4a20d6ca643f8641c87d0e953d8de826134b4a3a8dd2b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f160bc978638364d1de824ad9a8f7cde7fa9c78f2954af549f5730a4b4826938",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2014-01-03T21:00:33Z",
    "title_canon_sha256": "7bd6dcc37dffda4e8905e7d861177c9713405105f889860a40e07e3f93eb74e8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.0730",
    "kind": "arxiv",
    "version": 2
  }
}