Pith Number

pith:WCNGDDZC

pith:2025:WCNGDDZCS5LJPJPA34G36BMFCK

not attested not anchored not stored refs pending

Object Learning and Robust 3D Reconstruction

Sara Sabour

arxiv:2504.17812 v1 · 2025-04-22 · cs.CV · eess.IV

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WCNGDDZCS5LJPJPA34G36BMFCK}

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	2026-07-05T10:53:56.415414Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b09a618f22975697a5e0df0dbf058512a4d714cde1b5e73ec18a8bdcc449cfa0

Aliases

arxiv: 2504.17812 · arxiv_version: 2504.17812v1 · doi: 10.48550/arxiv.2504.17812 · pith_short_12: WCNGDDZCS5LJ · pith_short_16: WCNGDDZCS5LJPJPA · pith_short_8: WCNGDDZC

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/WCNGDDZCS5LJPJPA34G36BMFCK \
  | 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: b09a618f22975697a5e0df0dbf058512a4d714cde1b5e73ec18a8bdcc449cfa0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c32a42cf723b066f3014a219d6544335e0977450cdfa83ca50b7d7f770f3983e",
    "cross_cats_sorted": [
      "eess.IV"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-04-22T21:48:31Z",
    "title_canon_sha256": "558b75c3f657216f99a6561cd44e0611f49248e569729d1ad6c7d11103665984"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.17812",
    "kind": "arxiv",
    "version": 1
  }
}