Pith Number

pith:LA2EQMLX

pith:2012:LA2EQMLXQEUHZRAOZDFRKLDIXW

not attested not anchored not stored refs pending

High-Resolution Near Infrared Spectroscopy of HD 100546: I. Analysis of Asymmetric Ro-Vibrational OH Emission Lines

Greg W. Doppmann, Joan R. Najita, John S. Carr, Joseph P. Liskowsky, Matthew R. Troutman, Sean D. Brittain

arxiv:1210.4576 v1 · 2012-10-16 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LA2EQMLXQEUHZRAOZDFRKLDIXW}

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	2026-05-18T01:53:53.915120Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

583448317781287cc40ec8cb152c68bd8770e66c9bfb64e6b2e90662d81251c5

Aliases

arxiv: 1210.4576 · arxiv_version: 1210.4576v1 · doi: 10.48550/arxiv.1210.4576 · pith_short_12: LA2EQMLXQEUH · pith_short_16: LA2EQMLXQEUHZRAO · pith_short_8: LA2EQMLX

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/LA2EQMLXQEUHZRAOZDFRKLDIXW \
  | 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: 583448317781287cc40ec8cb152c68bd8770e66c9bfb64e6b2e90662d81251c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2a4549bbbed8494d7dbf5037c5164cedcb6d797b8e221bca2c1e5235436fb3bc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-10-16T20:59:54Z",
    "title_canon_sha256": "8b4dd49f4dd3baa6e5b64b58556e184af7a0a0391fdd636cd4982bdaa87ca63b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.4576",
    "kind": "arxiv",
    "version": 1
  }
}