Pith Number

pith:7LFEMDUW

pith:2012:7LFEMDUWL72QG2XAIHXBFIMRLR

not attested not anchored not stored refs pending

FUV and X-ray irradiated protoplanetary disks: a grid of models II - Gas diagnostic line emission

Giambattista Aresu, Inga Kamp, Marco Spaans, Peter Woitke, Rowin Meijerink, Wing-Fai Thi

arxiv:1209.0591 v1 · 2012-09-04 · astro-ph.SR · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7LFEMDUWL72QG2XAIHXBFIMRLR}

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	2026-05-18T01:54:40.951857Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

faca460e965ff5036ae041ee12a1915c6f5465eb82abf233534d3d908efb6d66

Aliases

arxiv: 1209.0591 · arxiv_version: 1209.0591v1 · doi: 10.48550/arxiv.1209.0591 · pith_short_12: 7LFEMDUWL72Q · pith_short_16: 7LFEMDUWL72QG2XA · pith_short_8: 7LFEMDUW

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/7LFEMDUWL72QG2XAIHXBFIMRLR \
  | 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: faca460e965ff5036ae041ee12a1915c6f5465eb82abf233534d3d908efb6d66

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a0bbb8eee2d64225c5b951a88133b9ae4d00a6397ff05e2646507470e0a53a1",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-09-04T10:31:23Z",
    "title_canon_sha256": "efa85a9718f70c617fe8a69c59db4c2bcf7c10a671b0e283f0bd7d771986c7a6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.0591",
    "kind": "arxiv",
    "version": 1
  }
}