Pith Number

pith:TWYFYCL3

pith:2019:TWYFYCL3KPH5LO4CTF3VCXZMIS

not attested not anchored not stored refs pending

Learning to see across Domains and Modalities

Fabio Maria Carlucci

arxiv:1902.04992 v1 · 2019-02-13 · 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{TWYFYCL3KPH5LO4CTF3VCXZMIS}

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	2026-05-17T23:54:03.702168Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9db05c097b53cfd5bb829977515f2c44ab4ed0b3640529daccb1d7f18dad17f9

Aliases

arxiv: 1902.04992 · arxiv_version: 1902.04992v1 · doi: 10.48550/arxiv.1902.04992 · pith_short_12: TWYFYCL3KPH5 · pith_short_16: TWYFYCL3KPH5LO4C · pith_short_8: TWYFYCL3

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/TWYFYCL3KPH5LO4CTF3VCXZMIS \
  | 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: 9db05c097b53cfd5bb829977515f2c44ab4ed0b3640529daccb1d7f18dad17f9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eb74bb510c813c1d523473bc942719f5b5305240bf2d68624f725dd17849db36",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-02-13T16:32:32Z",
    "title_canon_sha256": "318bb74254f7526627972290c30840c834f7d6b1a3a49b613c5485ba5ac36111"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.04992",
    "kind": "arxiv",
    "version": 1
  }
}