Pith Number

pith:OJDA2DLY

pith:2002:OJDA2DLYTRCKYSVSYJ26GPECNV

not attested not anchored not stored refs pending

Probing Dark Energy with SNAP

Eric V. Linder

arxiv:astro-ph/0210217 v1 · 2002-10-09 · 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{OJDA2DLYTRCKYSVSYJ26GPECNV}

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	2026-05-18T00:37:17.718576Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

72460d0d789c44ac4ab2c275e33c826d735f929c081e65096fb63e2717a750ce

Aliases

arxiv: astro-ph/0210217 · arxiv_version: astro-ph/0210217v1 · doi: 10.48550/arxiv.astro-ph/0210217 · pith_short_12: OJDA2DLYTRCK · pith_short_16: OJDA2DLYTRCKYSVS · pith_short_8: OJDA2DLY

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/OJDA2DLYTRCKYSVSYJ26GPECNV \
  | 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: 72460d0d789c44ac4ab2c275e33c826d735f929c081e65096fb63e2717a750ce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "08bc33debb460cbdb769203493e635c2d4038df12237484bdbc90c3e32ec2250",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-10-09T21:19:01Z",
    "title_canon_sha256": "2fec6bdfb885f279de70c71dddcd90c65e35b10e51163e70f67925be5b6b3df3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0210217",
    "kind": "arxiv",
    "version": 1
  }
}