Pith Number

pith:GTLDGM4X

pith:2026:GTLDGM4XOJRVG57FBMLYN7NLHT

not attested not anchored not stored refs pending

How to Take a Memorable Picture? Empowering Users with Actionable Feedback

Davide Talon, Elisa Ricci, Francesco Laiti, Jacopo Staiano

arxiv:2602.21877 v2 · 2026-02-25 · 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{GTLDGM4XOJRVG57FBMLYN7NLHT}

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	2026-06-23T03:13:54.816992Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

34d633339772635377e50b1786fdab3cddeef731f4253c45d1b7281bdc5dd7bb

Aliases

arxiv: 2602.21877 · arxiv_version: 2602.21877v2 · doi: 10.48550/arxiv.2602.21877 · pith_short_12: GTLDGM4XOJRV · pith_short_16: GTLDGM4XOJRVG57F · pith_short_8: GTLDGM4X

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/GTLDGM4XOJRVG57FBMLYN7NLHT \
  | 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: 34d633339772635377e50b1786fdab3cddeef731f4253c45d1b7281bdc5dd7bb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9f4438c61bcc3e9b92e9c3ef5f25aad5747de5a5870bcdd3e3045f25a5b16d0c",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-02-25T13:02:35Z",
    "title_canon_sha256": "5795100863b5b6e259fac0bd867b6b02ee1e78b1b9609ea9c6fc92a1d26dc166"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2602.21877",
    "kind": "arxiv",
    "version": 2
  }
}