Pith Number

pith:ZZ62HN6Z

pith:2020:ZZ62HN6ZRFILJXXOCKAKS4M2RH

not attested not anchored not stored refs pending

Persistent Identification Of Instruments

Anusuriya Devaraju, Claudio D'Onofrio, Ingemar H\"aggstr\"om, Louise Darroch, Markus Stocker, Rolf Krahl, Ted Habermann, Ulrich Schwardmann

arxiv:2003.12958 v1 · 2020-03-29 · 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{ZZ62HN6ZRFILJXXOCKAKS4M2RH}

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	2026-07-05T00:51:11.616963Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ce7da3b7d98950b4deee1280a9719a89e3627585605e30c30f8f9253b578e758

Aliases

arxiv: 2003.12958 · arxiv_version: 2003.12958v1 · doi: 10.48550/arxiv.2003.12958 · pith_short_12: ZZ62HN6ZRFIL · pith_short_16: ZZ62HN6ZRFILJXXO · pith_short_8: ZZ62HN6Z

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/ZZ62HN6ZRFILJXXOCKAKS4M2RH \
  | 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: ce7da3b7d98950b4deee1280a9719a89e3627585605e30c30f8f9253b578e758

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "68945d4b366dd18717a470a342b6ad18af3134228568961cfc11fd5f80afea76",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2020-03-29T07:12:43Z",
    "title_canon_sha256": "0851af9d8212e8b88f31a5a8906232579f9963b13efe2932a059da1b0911a3d5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2003.12958",
    "kind": "arxiv",
    "version": 1
  }
}