Pith Number

pith:Y6B3YRAK

pith:2002:Y6B3YRAKNXRBKSEMOGELPUSQP3

not attested not anchored not stored refs pending

A New Prescription for Protogalactic Feedback and Outflows: Where Have All the Baryons Gone?

Joseph Silk (Oxford)

arxiv:astro-ph/0212068 v2 · 2002-12-03 · 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{Y6B3YRAKNXRBKSEMOGELPUSQP3}

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	2026-05-18T01:07:35.609272Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c783bc440a6de215488c7188b7d2507eea154b7d8618d5788b181f893b0bff97

Aliases

arxiv: astro-ph/0212068 · arxiv_version: astro-ph/0212068v2 · doi: 10.48550/arxiv.astro-ph/0212068 · pith_short_12: Y6B3YRAKNXRB · pith_short_16: Y6B3YRAKNXRBKSEM · pith_short_8: Y6B3YRAK

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/Y6B3YRAKNXRBKSEMOGELPUSQP3 \
  | 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: c783bc440a6de215488c7188b7d2507eea154b7d8618d5788b181f893b0bff97

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f4a47dbfea4e1b35518e8226f643325299737f219cc0efe5484730b38f0873c9",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-12-03T14:57:40Z",
    "title_canon_sha256": "430632e63c369c3b0b3e52069514a97a03989572a4f89510490496a306fc6915"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0212068",
    "kind": "arxiv",
    "version": 2
  }
}