Pith Number

pith:SZ6PUE7X

pith:2019:SZ6PUE7X36OZO24Z2ZWWA4VBZ6

not attested not anchored not stored refs pending

RESTful or RESTless -- Current State of Today's Top Web APIs

Frederik Buelthoff, Maria Maleshkova

arxiv:1902.10514 v1 · 2019-02-20 · cs.SE · cs.CY · cs.DB

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SZ6PUE7X36OZO24Z2ZWWA4VBZ6}

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	2026-05-17T23:52:30.675947Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

967cfa13f7df9d976b99d66d6072a1cf984290b1d444b39c6805507c0fa5e048

Aliases

arxiv: 1902.10514 · arxiv_version: 1902.10514v1 · doi: 10.48550/arxiv.1902.10514 · pith_short_12: SZ6PUE7X36OZ · pith_short_16: SZ6PUE7X36OZO24Z · pith_short_8: SZ6PUE7X

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/SZ6PUE7X36OZO24Z2ZWWA4VBZ6 \
  | 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: 967cfa13f7df9d976b99d66d6072a1cf984290b1d444b39c6805507c0fa5e048

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8fee8bf88c1cbfc0fb5b076dac6ab44a9283b951510332233045a7b78264a246",
    "cross_cats_sorted": [
      "cs.CY",
      "cs.DB"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2019-02-20T12:36:17Z",
    "title_canon_sha256": "871180924f428837a0d6652b89e723cf83c36bb6b21369a7b67a18fb1f5e1614"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.10514",
    "kind": "arxiv",
    "version": 1
  }
}