Pith Number

pith:57JTNVCX

pith:2026:57JTNVCXA2VGNFLJWA4TDT4CB6

not attested not anchored not stored refs pending

Track-Leakage-Free Hold-Out Self-Validation for Photogrammetric Reconstruction: Protocol, Sensitivity, and Limits

Behnam Asadi

arxiv:2607.24852 v1 · 2026-07-25 · cs.CV · cs.RO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{57JTNVCXA2VGNFLJWA4TDT4CB6}

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	2026-07-29T00:24:47.916619Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

efd336d45706aa669569b03931cf820fbe244b57d3672b92186e3bdbe356db44

Aliases

arxiv: 2607.24852 · arxiv_version: 2607.24852v1 · doi: 10.48550/arxiv.2607.24852 · pith_short_12: 57JTNVCXA2VG · pith_short_16: 57JTNVCXA2VGNFLJ · pith_short_8: 57JTNVCX

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/57JTNVCXA2VGNFLJWA4TDT4CB6 \
  | 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: efd336d45706aa669569b03931cf820fbe244b57d3672b92186e3bdbe356db44

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "137d7b2c90f195ac3f6973f3f90dd1a6a0597f92de94d61a3c51160c8b9f70b7",
    "cross_cats_sorted": [
      "cs.RO"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-07-25T17:00:11Z",
    "title_canon_sha256": "fcf4146f57fe3461d7fdeccf7038acfd0f641e7a3bf6973f3167e48f1ff2e846"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.24852",
    "kind": "arxiv",
    "version": 1
  }
}