Pith Number

pith:42EFFTQS

pith:2012:42EFFTQSE3C6Q4LZXOJRN53FEC

not attested not anchored not stored refs pending

Cosmic-ray and X-ray Heating of Interstellar Clouds and Protoplanetary Disks

(2) INAF-Osservatorio Astrofisico di Arcetri, (3) Laboratoire de Radioastronomie Millim\'etrique, Alfred E. Glassgold (1), Berkeley, Daniele Galli (2), \'Ecole Normale Sup\'erieure et Observatoire de Paris, France), Italy, Marco Padovani (3) ((1) Astronomy Department, University of California, USA

arxiv:1208.0523 v1 · 2012-08-02 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{42EFFTQSE3C6Q4LZXOJRN53FEC}

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	2026-05-18T01:55:23.773772Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e68852ce1226c5e87179bb9316f765209188edd8c940a527853600fc0cf8c61a

Aliases

arxiv: 1208.0523 · arxiv_version: 1208.0523v1 · doi: 10.48550/arxiv.1208.0523 · pith_short_12: 42EFFTQSE3C6 · pith_short_16: 42EFFTQSE3C6Q4LZ · pith_short_8: 42EFFTQS

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/42EFFTQSE3C6Q4LZXOJRN53FEC \
  | 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: e68852ce1226c5e87179bb9316f765209188edd8c940a527853600fc0cf8c61a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d686553ac7259b076f4c88457d1ed5bace13153d9363df5f05351c409afed7de",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2012-08-02T15:52:40Z",
    "title_canon_sha256": "d0325619cd8563ea5184c026844196d84a86bc39d3d516c778c518c1b88cbbd5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.0523",
    "kind": "arxiv",
    "version": 1
  }
}