Pith Number

pith:FN6MZM3D

pith:2012:FN6MZM3DL3Y4DI3LF74MUVSZ4C

not attested not anchored not stored refs pending

Absorption signatures of warm-hot gas at low redshift: Broad HI Lyman-Alpha Absorbers

Claudio Dalla Vecchia, Craig M. Booth, Joop Schaye, Philipp Richter, Thorsten Tepper-Garc\'ia, Tom Theuns

arxiv:1201.5641 v2 · 2012-01-26 · 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{FN6MZM3DL3Y4DI3LF74MUVSZ4C}

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	2026-05-18T01:58:41.220046Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2b7cccb3635ef1c1a36b2ff8ca5659e0b7e58ecb8d61259d77257c1d845b7c9e

Aliases

arxiv: 1201.5641 · arxiv_version: 1201.5641v2 · doi: 10.48550/arxiv.1201.5641 · pith_short_12: FN6MZM3DL3Y4 · pith_short_16: FN6MZM3DL3Y4DI3L · pith_short_8: FN6MZM3D

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/FN6MZM3DL3Y4DI3LF74MUVSZ4C \
  | 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: 2b7cccb3635ef1c1a36b2ff8ca5659e0b7e58ecb8d61259d77257c1d845b7c9e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b8c5dd01a4729370127ec49cfb408e12bcdb666489081ad39c221ae5d9b6f15a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-01-26T21:00:00Z",
    "title_canon_sha256": "d2fcf790028dad1db46f4a82173ba130afc39bffae8c94bbf9fe13ddba4fcd13"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.5641",
    "kind": "arxiv",
    "version": 2
  }
}