Pith Number

pith:4Y7CBS4D

pith:2010:4Y7CBS4DPYIY7XKKD4LAZCO5BY

not attested not anchored not stored refs pending

Radiation thermo-chemical models of protoplanetary discs. III. Impact of inner rims on Spectral Energy Distributions

Inga Kamp, Peter Woitke, Wing-Fai Thi

arxiv:1009.4374 v1 · 2010-09-22 · 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{4Y7CBS4DPYIY7XKKD4LAZCO5BY}

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	2026-05-18T02:05:18.633820Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e63e20cb837e118fdd4a1f160c89dd0e3681bd7524cce174c4d8b84e09555dd4

Aliases

arxiv: 1009.4374 · arxiv_version: 1009.4374v1 · doi: 10.48550/arxiv.1009.4374 · pith_short_12: 4Y7CBS4DPYIY · pith_short_16: 4Y7CBS4DPYIY7XKK · pith_short_8: 4Y7CBS4D

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/4Y7CBS4DPYIY7XKKD4LAZCO5BY \
  | 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: e63e20cb837e118fdd4a1f160c89dd0e3681bd7524cce174c4d8b84e09555dd4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "61333685c2c4f846b38ec9b62a64f21fd343c93ded75168d337d32f3fa9c7cef",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2010-09-22T14:36:50Z",
    "title_canon_sha256": "8038097c2ef1ac64e62ad38c8cab2cff0d4c16afa63ae815f50ab5af7326a91a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.4374",
    "kind": "arxiv",
    "version": 1
  }
}