Pith Number

pith:UNDZ2Y4I

pith:2025:UNDZ2Y4IZSOZDG4FQWDEJBEF43

not attested not anchored not stored refs pending

Advancing TDFN: Precise Fixation Point Generation Using Reconstruction Differences

Shuguang Wang, Yuanjing Wang

arxiv:2501.15603 v1 · 2025-01-26 · 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{UNDZ2Y4IZSOZDG4FQWDEJBEF43}

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	2026-07-05T10:05:31.781475Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a3479d6388cc9d919b858586448485e6e58b641acfac2e879d3a08b7194e1b1c

Aliases

arxiv: 2501.15603 · arxiv_version: 2501.15603v1 · doi: 10.48550/arxiv.2501.15603 · pith_short_12: UNDZ2Y4IZSOZ · pith_short_16: UNDZ2Y4IZSOZDG4F · pith_short_8: UNDZ2Y4I

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/UNDZ2Y4IZSOZDG4FQWDEJBEF43 \
  | 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: a3479d6388cc9d919b858586448485e6e58b641acfac2e879d3a08b7194e1b1c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3530bf77fed9a1caf72f9c88b96d0fa25c284fc5a9049a598655e86ef9a827a3",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-01-26T17:05:37Z",
    "title_canon_sha256": "202cdd57a2f13da09faf8247ad139c1142d32c7503339f845262eaf7cc16a127"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.15603",
    "kind": "arxiv",
    "version": 1
  }
}