Pith Number

pith:JLVKABSA

pith:2012:JLVKABSASGC67N3G2M2PRXJPOB

not attested not anchored not stored refs pending

PAHs in protoplanetary disks: emission and X-ray destruction

Frank Heymann, Ralf Siebenmorgen

arxiv:1204.3651 v1 · 2012-04-16 · astro-ph.SR · 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{JLVKABSASGC67N3G2M2PRXJPOB}

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	2026-05-18T01:57:51.751882Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4aeaa006409185efb766d334f8dd2f705e91e2a1f082f0125f94e938a7308493

Aliases

arxiv: 1204.3651 · arxiv_version: 1204.3651v1 · doi: 10.48550/arxiv.1204.3651 · pith_short_12: JLVKABSASGC6 · pith_short_16: JLVKABSASGC67N3G · pith_short_8: JLVKABSA

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/JLVKABSASGC67N3G2M2PRXJPOB \
  | 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: 4aeaa006409185efb766d334f8dd2f705e91e2a1f082f0125f94e938a7308493

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8964cb8181ff7d7b83ad2835f44a09514c787a57a8e314d2a4805f4985f38038",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-04-16T20:29:11Z",
    "title_canon_sha256": "614b68505c6d9ade966db7c25b1bdf3e5dbb48eafac55345fa1d517fd2f0d259"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.3651",
    "kind": "arxiv",
    "version": 1
  }
}