Pith Number

pith:EXZQRPHZ

pith:2000:EXZQRPHZ7E2VXRDQMD5JKEGVEO

not attested not anchored not stored refs pending

An Australia telescope survey for CMB anisotropies

2), (2) RRI, (3) UCB), Australia, India, J. Silk (3) ((1) ATNF, M. J. Kesteven (1), M. Sinclair(1), R. D. Ekers (1), R. Subrahmanyan (1

arxiv:astro-ph/0002467 v1 · 2000-02-24 · 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{EXZQRPHZ7E2VXRDQMD5JKEGVEO}

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.

Cited by

1 paper in Pith

Direct detection of the cosmic expansion: the redshift drift and the flux drift

Receipt and verification

First computed	2026-07-04T16:16:06.796648Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

25f308bcf9f9355bc47060fa9510d523bed24bd16adc29449c8c28d86ef94070

Aliases

arxiv: astro-ph/0002467 · arxiv_version: astro-ph/0002467v1 · doi: 10.48550/arxiv.astro-ph/0002467 · pith_short_12: EXZQRPHZ7E2V · pith_short_16: EXZQRPHZ7E2VXRDQ · pith_short_8: EXZQRPHZ

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/EXZQRPHZ7E2VXRDQMD5JKEGVEO \
  | 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: 25f308bcf9f9355bc47060fa9510d523bed24bd16adc29449c8c28d86ef94070

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e37087d60110790347ecd2683f1fd23e08d53d13e6aab719b60bd489a2b93ab5",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2000-02-24T22:38:04Z",
    "title_canon_sha256": "40de219d75212a062ec8cf57af76decac9349a1acf5f304fbfbaff82cb7810ea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0002467",
    "kind": "arxiv",
    "version": 1
  }
}