Pith Number

pith:THEP4RT2

pith:2013:THEP4RT2NTM3I2PWQUFRPW5BUK

not attested not anchored not stored refs pending

Automated Thermal Face recognition based on Minutiae Extraction

Ayan Seal, Debotosh Bhattacharjee, Dipak Kr.Basu, Mita Nasipuri, Suranjan Ganguly

arxiv:1309.1000 v1 · 2013-09-04 · 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{THEP4RT2NTM3I2PWQUFRPW5BUK}

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	2026-05-18T03:14:09.356990Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

99c8fe467a6cd9b469f6850b17dba1a2bac4d94e3efda32b5ca75f8509f8268b

Aliases

arxiv: 1309.1000 · arxiv_version: 1309.1000v1 · doi: 10.48550/arxiv.1309.1000 · pith_short_12: THEP4RT2NTM3 · pith_short_16: THEP4RT2NTM3I2PW · pith_short_8: THEP4RT2

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/THEP4RT2NTM3I2PWQUFRPW5BUK \
  | 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: 99c8fe467a6cd9b469f6850b17dba1a2bac4d94e3efda32b5ca75f8509f8268b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d3ad8d83b1b0e408bc9e683793170ef22ae470e3b0843b52be9a77ee5b8b7bc6",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/publicdomain/",
    "primary_cat": "cs.CV",
    "submitted_at": "2013-09-04T12:26:50Z",
    "title_canon_sha256": "fcb28cf718e4a406a8b37d8f5cd72b0c5736a6c32b91c6b5de1e0833975e8a38"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.1000",
    "kind": "arxiv",
    "version": 1
  }
}