Pith Number

pith:GCZU2TDH

pith:2026:GCZU2TDHKDLJALEDM2ZFHKQF2P

not attested not anchored not stored refs pending

DeltaCam: Differential Intrinsic Camera Modeling for Video Generation

Debabrata Mandal, Praneeth Chakravarthula, Yujie Wang, Zhihan Peng

arxiv:2605.25266 v1 · 2026-05-24 · 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{GCZU2TDHKDLJALEDM2ZFHKQF2P}

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	2026-05-26T02:04:26.275287Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

30b34d4c6750d6902c8366b253aa05d3c113ca6f3395920a359edde8aa7f7ab2

Aliases

arxiv: 2605.25266 · arxiv_version: 2605.25266v1 · doi: 10.48550/arxiv.2605.25266 · pith_short_12: GCZU2TDHKDLJ · pith_short_16: GCZU2TDHKDLJALED · pith_short_8: GCZU2TDH

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/GCZU2TDHKDLJALEDM2ZFHKQF2P \
  | 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: 30b34d4c6750d6902c8366b253aa05d3c113ca6f3395920a359edde8aa7f7ab2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6df6b6e25197ce82a904ce2570603d9bfa88006cb75990cdeed06fb34e614776",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-05-24T21:39:54Z",
    "title_canon_sha256": "8b35ec3a242d353f9480d0e0d46b9594c087e7faf30585b9354beea300e9653e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.25266",
    "kind": "arxiv",
    "version": 1
  }
}