Pith Number

pith:WOLADJZT

pith:2009:WOLADJZTVZXQNN5ED2OPOUGUNJ

not attested not anchored not stored refs pending

The Relationship Between Intergalactic HI/OVI and Nearby (z<0.017) Galaxies

B.D. Savage (Univ. Wisconsin-Madison), B.P. Wakker

arxiv:0903.2259 v1 · 2009-03-12 · astro-ph.CO · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WOLADJZTVZXQNN5ED2OPOUGUNJ}

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	2026-05-18T02:14:28.677424Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b39601a733ae6f06b7a41e9cf750d46a76f2fdfb5e65a55efb65ccc7f2231387

Aliases

arxiv: 0903.2259 · arxiv_version: 0903.2259v1 · doi: 10.48550/arxiv.0903.2259 · pith_short_12: WOLADJZTVZXQ · pith_short_16: WOLADJZTVZXQNN5E · pith_short_8: WOLADJZT

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/WOLADJZTVZXQNN5ED2OPOUGUNJ \
  | 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: b39601a733ae6f06b7a41e9cf750d46a76f2fdfb5e65a55efb65ccc7f2231387

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1d1d2ad19ff452e9158156b6740a330c142ed28e6b11617611037c48cca7bd27",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-03-12T19:27:41Z",
    "title_canon_sha256": "22169fe4c467fa2ca9e93422ce52cd934b80234c3edd13198d3a97a451d32877"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.2259",
    "kind": "arxiv",
    "version": 1
  }
}