Pith Number

pith:MMLMDEJR

pith:2005:MMLMDEJRY7NQAGOS7BBACWYE6Q

not attested not anchored not stored refs pending

C2D Spitzer-IRS spectra of disks around T Tauri stars: I. Silicate emission and grain growth

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

arxiv:astro-ph/0511092 v1 · 2005-11-02 · 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{MMLMDEJRY7NQAGOS7BBACWYE6Q}

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	2026-07-04T17:15:23.377146Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6316c19131c7db0019d2f842015b04f42e450aad028b7d0347b6c91bda0d4fd5

Aliases

arxiv: astro-ph/0511092 · arxiv_version: astro-ph/0511092v1 · doi: 10.48550/arxiv.astro-ph/0511092 · pith_short_12: MMLMDEJRY7NQ · pith_short_16: MMLMDEJRY7NQAGOS · pith_short_8: MMLMDEJR

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/MMLMDEJRY7NQAGOS7BBACWYE6Q \
  | 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: 6316c19131c7db0019d2f842015b04f42e450aad028b7d0347b6c91bda0d4fd5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4dd305fbd6432096ceceb927b5f525cfb501254597b4f1e037b88e4b1d298cb6",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-11-02T22:22:12Z",
    "title_canon_sha256": "c4c698bd3d184dbc1e768c7e5cc776e050c730052eb80721ef099c2ac3f2c9f3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0511092",
    "kind": "arxiv",
    "version": 1
  }
}