Pith Number

pith:DM65ITPH

pith:2018:DM65ITPH4L7TYQMFKSIQKNZITJ

not attested not anchored not stored refs pending

The Internals of the Data Calculator

Brian Hentschel, Demi Guo, Kostas Zoumpatianos, Michael S. Kester, Stratos Idreos

arxiv:1808.02066 v1 · 2018-08-06 · cs.DB · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DM65ITPH4L7TYQMFKSIQKNZITJ}

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	2026-05-18T00:08:47.726518Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1b3dd44de7e2ff3c418554910537289a6ed39fe03294cb12f6ad195c31f9b8d1

Aliases

arxiv: 1808.02066 · arxiv_version: 1808.02066v1 · doi: 10.48550/arxiv.1808.02066 · pith_short_12: DM65ITPH4L7T · pith_short_16: DM65ITPH4L7TYQMF · pith_short_8: DM65ITPH

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/DM65ITPH4L7TYQMFKSIQKNZITJ \
  | 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: 1b3dd44de7e2ff3c418554910537289a6ed39fe03294cb12f6ad195c31f9b8d1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4b29f76845f0630956a678e31d169af49b5916c5e028323436728d4ee547b566",
    "cross_cats_sorted": [
      "cs.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2018-08-06T18:46:18Z",
    "title_canon_sha256": "e376fe632cdc873ab823a1e25fbf7616db88d1519f02b54492a8cbb05dfe0125"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.02066",
    "kind": "arxiv",
    "version": 1
  }
}