Pith Number

pith:RE63SBQH

pith:1996:RE63SBQHI4RKVGOVWD63KMXAKG

not attested not anchored not stored refs pending

QSO Absorbing Galaxies at z<~1: Deep Imaging and Spectroscopy in the Field of 3C 336

C. Steidel, D. Meyer, K. Adelberger, K. Sembach, M. Dickinson

arxiv:astro-ph/9610230 v1 · 1996-10-28 · 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{RE63SBQHI4RKVGOVWD63KMXAKG}

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	2026-05-18T01:07:40.635077Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

893db906074722aa99d5b0fdb532e05180e08c6920b7eef848cd65a6b05c5f10

Aliases

arxiv: astro-ph/9610230 · arxiv_version: astro-ph/9610230v1 · doi: 10.48550/arxiv.astro-ph/9610230 · pith_short_12: RE63SBQHI4RK · pith_short_16: RE63SBQHI4RKVGOV · pith_short_8: RE63SBQH

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/RE63SBQHI4RKVGOVWD63KMXAKG \
  | 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: 893db906074722aa99d5b0fdb532e05180e08c6920b7eef848cd65a6b05c5f10

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "118c19e8ad8cbf769435d3114310cc5e82dd8ccc2361adf3fa2ce6072cdf7a7e",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1996-10-28T22:28:05Z",
    "title_canon_sha256": "911ec7c4549c0582981e0577b15e6bfaca6871bde7be727fc4754f273c253c52"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9610230",
    "kind": "arxiv",
    "version": 1
  }
}