Pith Number

pith:SBX5G5YX

pith:2000:SBX5G5YX44V7QBEAH4IZE3COXE

not attested not anchored not stored refs pending

Gas metallicities and early evolution of distant radiogalaxies

A. Cimatti, J. Vernet, M. Cohen, M. Villar-Martin, R. A. E. Fosbury, S. di Serego Alighieri

arxiv:astro-ph/0008085 v1 · 2000-08-04 · 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{SBX5G5YX44V7QBEAH4IZE3COXE}

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	2026-05-18T01:40:47.430245Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

906fd37717e72bf804803f11926c4eb93a9fc5d9b60dadf79844634cffc92761

Aliases

arxiv: astro-ph/0008085 · arxiv_version: astro-ph/0008085v1 · doi: 10.48550/arxiv.astro-ph/0008085 · pith_short_12: SBX5G5YX44V7 · pith_short_16: SBX5G5YX44V7QBEA · pith_short_8: SBX5G5YX

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/SBX5G5YX44V7QBEAH4IZE3COXE \
  | 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: 906fd37717e72bf804803f11926c4eb93a9fc5d9b60dadf79844634cffc92761

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dceeda7f63ca6edd39ce9c210e88b4401e53d40e664b038673e8063efcd94ab8",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2000-08-04T16:33:35Z",
    "title_canon_sha256": "6b813b7b0bd077eb091d509730f11802c63619934a029d64d03ac8f2b9d10bd3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0008085",
    "kind": "arxiv",
    "version": 1
  }
}