Pith Number

pith:NA7ZEVM2

pith:2018:NA7ZEVM2Y3QE5BU3JXH6ZQDSL4

not attested not anchored not stored refs pending

SPOT: Open Source framework for scientific data repository and interactive visualization

Bob Stienen, Faruk Diblen, Jisk Attema, Luc Hendriks, Rena Bakhshi, Sascha Caron

arxiv:1809.08893 v1 · 2018-09-20 · cs.HC · cs.GR · hep-ex

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NA7ZEVM2Y3QE5BU3JXH6ZQDSL4}

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	2026-05-18T00:05:03.276041Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

683f92559ac6e04e869b4dcfecc0725f1e7f8f9b1abf62be9328afd471700ebe

Aliases

arxiv: 1809.08893 · arxiv_version: 1809.08893v1 · doi: 10.48550/arxiv.1809.08893 · pith_short_12: NA7ZEVM2Y3QE · pith_short_16: NA7ZEVM2Y3QE5BU3 · pith_short_8: NA7ZEVM2

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/NA7ZEVM2Y3QE5BU3JXH6ZQDSL4 \
  | 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: 683f92559ac6e04e869b4dcfecc0725f1e7f8f9b1abf62be9328afd471700ebe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5a31613a00cd0eecec2aef85e84998f48a3a63b097dbdf010665e41ba4d398c2",
    "cross_cats_sorted": [
      "cs.GR",
      "hep-ex"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2018-09-20T18:04:32Z",
    "title_canon_sha256": "4f0fd15721ba701b6eedecf86cba56f4e2e5feb1fe3b8ced3ec43eefadad089d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.08893",
    "kind": "arxiv",
    "version": 1
  }
}