Pith Number

pith:2XP73GHB

pith:2015:2XP73GHBPEWHIOEEYZNNQWU6CY

not attested not anchored not stored refs pending

Motion trails from time-lapse video

Camille Goudeseune

arxiv:1512.01533 v1 · 2015-12-04 · 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{2XP73GHBPEWHIOEEYZNNQWU6CY}

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	2026-05-18T01:25:16.660887Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d5dffd98e1792c743884c65ad85a9e162aa53b84f27dea506c54aa5542bbedd0

Aliases

arxiv: 1512.01533 · arxiv_version: 1512.01533v1 · doi: 10.48550/arxiv.1512.01533 · pith_short_12: 2XP73GHBPEWH · pith_short_16: 2XP73GHBPEWHIOEE · pith_short_8: 2XP73GHB

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/2XP73GHBPEWHIOEEYZNNQWU6CY \
  | 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: d5dffd98e1792c743884c65ad85a9e162aa53b84f27dea506c54aa5542bbedd0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3e5f0cdbd8569f31e2116abec14a2ca68e257e8760223f6068de82ecb63b256c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2015-12-04T20:28:27Z",
    "title_canon_sha256": "6cceb9a190b89d1be092fdb065cd70ebc18da521573bae821f4395e896be4c3b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.01533",
    "kind": "arxiv",
    "version": 1
  }
}