Pith Number

pith:R36PRGVD

pith:2018:R36PRGVDJOU2WY7YMGT4HC7HKQ

not attested not anchored not stored refs pending

Sharing and Preserving Computational Analyses for Posterity with encapsulator

Aaron M. Ellison, Barbara S. Lerner, Elizabeth Fong, Emery Boose, Margo Seltzer, Matthew K. Lau, Merce Crosas, Thomas Pasquier, Xueyuan Han

arxiv:1803.05808 v2 · 2018-03-15 · 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{R36PRGVDJOU2WY7YMGT4HC7HKQ}

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	2026-05-18T00:16:42.048052Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8efcf89aa34ba9ab63f861a7c38be75407fabe54c9ed87641ef2137b0db5cd36

Aliases

arxiv: 1803.05808 · arxiv_version: 1803.05808v2 · doi: 10.48550/arxiv.1803.05808 · pith_short_12: R36PRGVDJOU2 · pith_short_16: R36PRGVDJOU2WY7Y · pith_short_8: R36PRGVD

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/R36PRGVDJOU2WY7YMGT4HC7HKQ \
  | 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: 8efcf89aa34ba9ab63f861a7c38be75407fabe54c9ed87641ef2137b0db5cd36

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "63d82c4ab4e90eddf8e22faf6f6e2262ac0103039b7abcf279fce027d5730dab",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2018-03-15T15:31:36Z",
    "title_canon_sha256": "069526a3396f8737a627c729d229beb84a90dc193572fa3d25f8bf05264a437d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.05808",
    "kind": "arxiv",
    "version": 2
  }
}