Pith Number

pith:CX7W426L

pith:2021:CX7W426LMUNCLQCYXUQ5MO7K4E

not attested not anchored not stored refs pending

Collision Replay: What Does Bumping Into Things Tell You About Scene Geometry?

Alexander Raistrick, David F. Fouhey, Nilesh Kulkarni

arxiv:2105.01061 v1 · 2021-05-03 · 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{CX7W426LMUNCLQCYXUQ5MO7K4E}

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	2026-07-05T02:37:00.580287Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

15ff6e6bcb651a25c058bd21d63beae11d8730d4200018744d131e669b00fc14

Aliases

arxiv: 2105.01061 · arxiv_version: 2105.01061v1 · doi: 10.48550/arxiv.2105.01061 · pith_short_12: CX7W426LMUNC · pith_short_16: CX7W426LMUNCLQCY · pith_short_8: CX7W426L

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/CX7W426LMUNCLQCYXUQ5MO7K4E \
  | 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: 15ff6e6bcb651a25c058bd21d63beae11d8730d4200018744d131e669b00fc14

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "94fe252586fa16527496905d3820a7ef75f64b26b9f968f6bae0ef2813e9bc52",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-05-03T17:59:46Z",
    "title_canon_sha256": "9e61840dd55f95b26fff0a9817c71176c8b27db70a55e40443b7f9185112e8a0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.01061",
    "kind": "arxiv",
    "version": 1
  }
}