Pith Number

pith:IAKPLOM3

pith:2006:IAKPLOM3RPMMWYIGHXL3FTWL3O

not attested not anchored not stored refs pending

Spitzer-IRS spectra of disks around T Tauri stars II. PAH emission features

A.C.A. Boogert, B. Merin, C.P. Dullemond, E.F. van Dishoeck, F. Lahuis, G.A. Blake, J.-C. Augereau, J.E. Kessler-Silacci, J.M. Brown, K.M. Pontoppidan, N.J. Evans II, R. Visser, V.C. Geers

arxiv:astro-ph/0609157 v1 · 2006-09-06 · 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{IAKPLOM3RPMMWYIGHXL3FTWL3O}

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	2026-07-04T16:59:21.686557Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4014f5b99b8bd8cb61063dd7b2cecbdbba2bc53cc113bb959a20500521d43ac2

Aliases

arxiv: astro-ph/0609157 · arxiv_version: astro-ph/0609157v1 · doi: 10.48550/arxiv.astro-ph/0609157 · pith_short_12: IAKPLOM3RPMM · pith_short_16: IAKPLOM3RPMMWYIG · pith_short_8: IAKPLOM3

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/IAKPLOM3RPMMWYIGHXL3FTWL3O \
  | 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: 4014f5b99b8bd8cb61063dd7b2cecbdbba2bc53cc113bb959a20500521d43ac2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f91be9ffdfb28e8b428a1dff05c2f8e02f83915c1d93e4255a8de45adeff8a17",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-09-06T14:16:34Z",
    "title_canon_sha256": "7213fb309971144ec88f6bbda344623f8a832cad3205dff07d36b6f21faf7eca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0609157",
    "kind": "arxiv",
    "version": 1
  }
}