Pith Number

pith:SPTNT4MU

pith:2006:SPTNT4MUDNUGK3B4CN2Y7RYRZJ

not attested not anchored not stored refs pending

Connectivity in the Astronomy Digital Library

Alberto Accomazzi, Carolyn S. Grant, Donna M. Thompson, Edwin A. Henneken, G\"unther Eichhorn, Michael J. Kurtz, Stephen S. Murray

arxiv:cs/0610008 v1 · 2006-10-02 · cs.DL · astro-ph · 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{SPTNT4MUDNUGK3B4CN2Y7RYRZJ}

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	2026-07-04T14:57:01.110088Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

93e6d9f1941b68656c3c13758fc711ca5e46a0ded5d55842aca06ef26c384def

Aliases

arxiv: cs/0610008 · arxiv_version: cs/0610008v1 · doi: 10.48550/arxiv.cs/0610008 · pith_short_12: SPTNT4MUDNUG · pith_short_16: SPTNT4MUDNUGK3B4 · pith_short_8: SPTNT4MU

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/SPTNT4MUDNUGK3B4CN2Y7RYRZJ \
  | 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: 93e6d9f1941b68656c3c13758fc711ca5e46a0ded5d55842aca06ef26c384def

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ca41f344f8d5887559224f57c28c1e9fcd709d0ddf6d62890e29c28acc0ebbee",
    "cross_cats_sorted": [
      "astro-ph",
      "cs.DB"
    ],
    "license": "",
    "primary_cat": "cs.DL",
    "submitted_at": "2006-10-02T15:06:35Z",
    "title_canon_sha256": "ee20d502faf2cdae37434abe25eda7564f940b92eb8272858be381cc50729272"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cs/0610008",
    "kind": "arxiv",
    "version": 1
  }
}