Pith Number

pith:XCMQJY3P

pith:2007:XCMQJY3PYT26D4OCJH3EZO7DBO

not attested not anchored not stored refs pending

Absorption Measure Distribution of the Outflow in IRAS 13349+2438: Direct Observation of Thermal Instability?

Ehud Behar, Shai Kaspi, Tomer Holczer

arxiv:astro-ph/0703351 v1 · 2007-03-14 · 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{XCMQJY3PYT26D4OCJH3EZO7DBO}

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	2026-05-18T04:29:05.657344Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b89904e36fc4f5e1f1c249f64cbbe30bb98585a08d56d80751b683f6a6178880

Aliases

arxiv: astro-ph/0703351 · arxiv_version: astro-ph/0703351v1 · doi: 10.48550/arxiv.astro-ph/0703351 · pith_short_12: XCMQJY3PYT26 · pith_short_16: XCMQJY3PYT26D4OC · pith_short_8: XCMQJY3P

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/XCMQJY3PYT26D4OCJH3EZO7DBO \
  | 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: b89904e36fc4f5e1f1c249f64cbbe30bb98585a08d56d80751b683f6a6178880

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7e30a04b9e835c661e8c49a4316126239ce75ad0e833e1ee2af40acef1e2295a",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-03-14T09:44:02Z",
    "title_canon_sha256": "5f8aec2a718231dab40c84f244602fcdfbfbe6c8b6cb4b6cc0f1716044ce4fed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0703351",
    "kind": "arxiv",
    "version": 1
  }
}