Pith Number

pith:ZAYJ7PZG

pith:2009:ZAYJ7PZGTSXERXT7BAUMXCEAI3

not attested not anchored not stored refs pending

Low-temperature gas opacity - AESOPUS: a versatile and quick computational tool

(2) INAF Astronomical Observatory of Padova, 3) ((1) Department of Astronomy, (3) Department of Astronomy, Austria), Bernhard Aringer (2, Italy, Paola Marigo (1), University of Padova, University of Wien

arxiv:0907.3248 v2 · 2009-07-18 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZAYJ7PZGTSXERXT7BAUMXCEAI3}

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	2026-05-18T02:12:55.820000Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c8309fbf269cae48de7f0828cb888046ef08af487255961e981fad9b21e77650

Aliases

arxiv: 0907.3248 · arxiv_version: 0907.3248v2 · doi: 10.48550/arxiv.0907.3248 · pith_short_12: ZAYJ7PZGTSXE · pith_short_16: ZAYJ7PZGTSXERXT7 · pith_short_8: ZAYJ7PZG

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/ZAYJ7PZGTSXERXT7BAUMXCEAI3 \
  | 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: c8309fbf269cae48de7f0828cb888046ef08af487255961e981fad9b21e77650

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dc6419a37f8b1545f7cefab6ba5a7b83a4fcd851f710b21a7493d5eb231e76bb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-07-18T23:17:00Z",
    "title_canon_sha256": "42895aa90ff18d5c48a6cac2aa9343738d26451003c1e2d53c209aecf4a932c6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0907.3248",
    "kind": "arxiv",
    "version": 2
  }
}