Pith Number

pith:FSJ3RIKF

pith:2004:FSJ3RIKFOX2MJGYYZ2IK2IL4IM

not attested not anchored not stored refs pending

Survey of Instantaneous 1-22 GHz Spectra of 550 Compact Extragalactic Objects with Declinations from -30deg to +43deg

A.B. Berlin (SAO), A.V. Bogdantsov (SAO), G.V. Zhekanis (SAO), M.G. Mingaliev (SAO), N.A. Nizhelsky (SAO), Yu.A. Kovalev (ASC LPI), Y.Y. Kovalev (ASC LPI)

arxiv:astro-ph/0408264 v1 · 2004-08-16 · 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{FSJ3RIKFOX2MJGYYZ2IK2IL4IM}

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	2026-07-04T14:13:42.267681Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c93b8a14575f4c49b18ce90ad217c43008daee83ffbc5ab3e5e6c4d910a7e12

Aliases

arxiv: astro-ph/0408264 · arxiv_version: astro-ph/0408264v1 · doi: 10.48550/arxiv.astro-ph/0408264 · pith_short_12: FSJ3RIKFOX2M · pith_short_16: FSJ3RIKFOX2MJGYY · pith_short_8: FSJ3RIKF

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/FSJ3RIKFOX2MJGYYZ2IK2IL4IM \
  | 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: 2c93b8a14575f4c49b18ce90ad217c43008daee83ffbc5ab3e5e6c4d910a7e12

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "329cf7db157d2a62122e7ede22113ee1000d02f0976676a76be1e003c3024e52",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-08-16T19:25:31Z",
    "title_canon_sha256": "f5330833959f21e4a485a372df20d6ee9c350e11e3dc4d8a26b2ab0ecf6ec91d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0408264",
    "kind": "arxiv",
    "version": 1
  }
}