Pith Number

pith:A6KLBDUO

pith:1996:A6KLBDUOQV3Z3CA2OO2M3ZJN75

not attested not anchored not stored refs pending

A ROSAT survey of Hickson's compact galaxy groups

Hawaii), H.Bohringer (MPE), H.Ebeling (IfA, P.D.Bourner (Birmingham), T.J.Ponman

arxiv:astro-ph/9607114 v1 · 1996-07-23 · 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{A6KLBDUOQV3Z3CA2OO2M3ZJN75}

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	2026-05-18T01:40:19.702099Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0794b08e8e85779d881a73b4cde52dff6489283a6b6ea40541d7784f1e7a42bd

Aliases

arxiv: astro-ph/9607114 · arxiv_version: astro-ph/9607114v1 · doi: 10.48550/arxiv.astro-ph/9607114 · pith_short_12: A6KLBDUOQV3Z · pith_short_16: A6KLBDUOQV3Z3CA2 · pith_short_8: A6KLBDUO

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/A6KLBDUOQV3Z3CA2OO2M3ZJN75 \
  | 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: 0794b08e8e85779d881a73b4cde52dff6489283a6b6ea40541d7784f1e7a42bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a57f88e133738c1d2480ce0a22e3c55d6f1298a8fd4c9ad35be28c1c0490cc75",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1996-07-23T11:19:34Z",
    "title_canon_sha256": "0b8ae8e5cda84bc2fe3769f9342bc10d1dbc86239aaaaa66dcad4e2c989d1d2f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9607114",
    "kind": "arxiv",
    "version": 1
  }
}