Pith Number

pith:DB2IDOVG

pith:2000:DB2IDOVGVXJPLQGS46BHIV26ZW

not attested not anchored not stored refs pending

Cosmic concordance and the fine structure constant

J. Weller, R.A. Battye, R. Crittenden

arxiv:astro-ph/0008265 v1 · 2000-08-17 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DB2IDOVGVXJPLQGS46BHIV26ZW}

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	2026-07-04T16:17:03.148959Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

187481baa6add2f5c0d2e78274575ecd82a288d3dcc423c9b4e3105f4c4fcad9

Aliases

arxiv: astro-ph/0008265 · arxiv_version: astro-ph/0008265v1 · doi: 10.48550/arxiv.astro-ph/0008265 · pith_short_12: DB2IDOVGVXJP · pith_short_16: DB2IDOVGVXJPLQGS · pith_short_8: DB2IDOVG

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/DB2IDOVGVXJPLQGS46BHIV26ZW \
  | 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: 187481baa6add2f5c0d2e78274575ecd82a288d3dcc423c9b4e3105f4c4fcad9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0508ee68d514617f1efbd76efdd0684cabdb4f979c678e8e031719b9d945e193",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2000-08-17T09:59:26Z",
    "title_canon_sha256": "41dc25adecc814f7a9521dd729386e8229c00daeca21accd7ce443fb47c5071e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0008265",
    "kind": "arxiv",
    "version": 1
  }
}