Pith Number

pith:7FDSKA7I

pith:2010:7FDSKA7INQY56LZ2SVY5MXXFIL

not attested not anchored not stored refs pending

Metal-line emission from the warm-hot intergalactic medium: II. Ultraviolet

Claudio Dalla Vecchia (MPE), C.M. Booth (Leiden Observatory), Joop Schaye (Leiden Observatory), Robert P.C. Wiersma (MPA), Serena Bertone (UC Santa Cruz), Tom Theuns (Durham)

arxiv:1002.3393 v2 · 2010-02-18 · 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{7FDSKA7INQY56LZ2SVY5MXXFIL}

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	2026-05-18T02:08:59.963302Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f9472503e86c31df2f3a9571d65ee542cc08b31703687fa4e237c4b70e5c4004

Aliases

arxiv: 1002.3393 · arxiv_version: 1002.3393v2 · doi: 10.48550/arxiv.1002.3393 · pith_short_12: 7FDSKA7INQY5 · pith_short_16: 7FDSKA7INQY56LZ2 · pith_short_8: 7FDSKA7I

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/7FDSKA7INQY56LZ2SVY5MXXFIL \
  | 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: f9472503e86c31df2f3a9571d65ee542cc08b31703687fa4e237c4b70e5c4004

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2e3c1b7926423cc4d19da8343599c6c534ccc3ff483f0a9c752f9a973c76d583",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-02-18T17:31:48Z",
    "title_canon_sha256": "b8d88cdaa5c295f68d40fb202431e2fc2aca27e3660d91b0164c256a214ec464"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1002.3393",
    "kind": "arxiv",
    "version": 2
  }
}