Pith Number

pith:B2ALFGW5

pith:2015:B2ALFGW5VZARYL7PXYN4ROOEO4

not attested not anchored not stored refs pending

Reproducible Evaluation of Pan-Tilt-Zoom Tracking

Gengjie Chen, Guillaume-Alexandre Bilodeau, Pierre-Luc St-Charles, Robert Bergevin, Thomas Joeisseint, Wassim Bouachir

arxiv:1505.04502 v1 · 2015-05-18 · 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{B2ALFGW5VZARYL7PXYN4ROOEO4}

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	2026-05-18T02:07:25.281681Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0e80b29addae411c2fefbe1bc8b9c4770ee296643972fbddddfd8ca7f7ce0fc4

Aliases

arxiv: 1505.04502 · arxiv_version: 1505.04502v1 · doi: 10.48550/arxiv.1505.04502 · pith_short_12: B2ALFGW5VZAR · pith_short_16: B2ALFGW5VZARYL7P · pith_short_8: B2ALFGW5

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/B2ALFGW5VZARYL7PXYN4ROOEO4 \
  | 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: 0e80b29addae411c2fefbe1bc8b9c4770ee296643972fbddddfd8ca7f7ce0fc4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4e680f2de901dd3a225a8766cb085bba160634fc4e78395a6a2b246e01568d06",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2015-05-18T03:52:52Z",
    "title_canon_sha256": "3e2cda17104130f26f4c3fd2ca2abc8cf3f5ef93c47e402c6e63dbd34630882f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.04502",
    "kind": "arxiv",
    "version": 1
  }
}