Pith Number

pith:Q64AXCP5

pith:2008:Q64AXCP5NOR6DYKNMV6N6RNSIU

not attested not anchored not stored refs pending

Intergalactic Baryons in the Local Universe

Charles W. Danforth (U. Colorado)

arxiv:0812.0602 v1 · 2008-12-02 · 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{Q64AXCP5NOR6DYKNMV6N6RNSIU}

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	2026-05-18T02:15:12.141707Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

87b80b89fd6ba3e1e14d657cdf45b24522bca7cfe18ba1095585f57665d1b122

Aliases

arxiv: 0812.0602 · arxiv_version: 0812.0602v1 · doi: 10.48550/arxiv.0812.0602 · pith_short_12: Q64AXCP5NOR6 · pith_short_16: Q64AXCP5NOR6DYKN · pith_short_8: Q64AXCP5

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/Q64AXCP5NOR6DYKNMV6N6RNSIU \
  | 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: 87b80b89fd6ba3e1e14d657cdf45b24522bca7cfe18ba1095585f57665d1b122

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "364788bfa6a48d49bb60bd1d29f183bd4ff221274c0eb82db5018d6446e1cd69",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-12-02T21:51:02Z",
    "title_canon_sha256": "2afbd158a6c12ed028539f33ef74c861c3e6ddb1b1874d888cef0e53aa7bfac5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0812.0602",
    "kind": "arxiv",
    "version": 1
  }
}