Pith Number

pith:Y54BARKO

pith:2010:Y54BARKOFRNQV3YHHOKKJR4ZTK

not attested not anchored not stored refs pending

A Joint Initiative to Support the Semantic Interoperability within the GIIDA Project

Dario De Carlo, Monica De Martino, Paolo Plini, Riccardo Albertoni, Sabin Di Franco, Stefania D'Arpa, Valentina De Santis, Vito F. Uricchio

arxiv:1012.0160 v1 · 2010-12-01 · cs.DL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Y54BARKOFRNQV3YHHOKKJR4ZTK}

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	2026-05-18T04:34:18.819011Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c77810454e2c5b0aef073b94a4c7999ab4859820cb13a0b9f6d08a6b45e85591

Aliases

arxiv: 1012.0160 · arxiv_version: 1012.0160v1 · doi: 10.48550/arxiv.1012.0160 · pith_short_12: Y54BARKOFRNQ · pith_short_16: Y54BARKOFRNQV3YH · pith_short_8: Y54BARKO

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/Y54BARKOFRNQV3YHHOKKJR4ZTK \
  | 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: c77810454e2c5b0aef073b94a4c7999ab4859820cb13a0b9f6d08a6b45e85591

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6a21b5f9eefe4b1b8011c142f8f84f31753c95a54e4e56f5dbd8ceac446fc8bc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2010-12-01T11:15:23Z",
    "title_canon_sha256": "b06cb5d0f15eb9e3b521470a115097db1033303d79826fef478fb8e838e8ce84"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1012.0160",
    "kind": "arxiv",
    "version": 1
  }
}