Pith Number

pith:LUT4UMH7

pith:2012:LUT4UMH7KWO7J5ONBAINTAF5MB

not attested not anchored not stored refs pending

Sample variance and Lyman-alpha forest transmission statistics

Emmanuel Rollinde, Isabelle P\^aris, Joop Schaye, Patrick Petitjean, Tom Theuns

arxiv:1209.5084 v1 · 2012-09-23 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LUT4UMH7KWO7J5ONBAINTAF5MB}

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	2026-05-18T01:54:19.778964Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5d27ca30ff559df4f5cd0810d980bd604194e474256a5b9457c500e05b5dd832

Aliases

arxiv: 1209.5084 · arxiv_version: 1209.5084v1 · doi: 10.48550/arxiv.1209.5084 · pith_short_12: LUT4UMH7KWO7 · pith_short_16: LUT4UMH7KWO7J5ON · pith_short_8: LUT4UMH7

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/LUT4UMH7KWO7J5ONBAINTAF5MB \
  | 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: 5d27ca30ff559df4f5cd0810d980bd604194e474256a5b9457c500e05b5dd832

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fc9c7ac0e68e433f20c0f3209963d26516b81b9ae02a46d94653b12788b22115",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-09-23T17:02:16Z",
    "title_canon_sha256": "15a6601164672608b16897233e688e545847a2090f5b2eddb07f7239afd9fe77"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.5084",
    "kind": "arxiv",
    "version": 1
  }
}