Pith Number

pith:LWLFQ4KI

pith:2011:LWLFQ4KIYJHW4J5MVD7D2R3M3W

not attested not anchored not stored refs pending

The close circumstellar environment of Betelgeuse - II. Diffraction-limited spectro-imaging from 7.76 to 19.50 microns with VLT/VISIR

Andrea Chiavassa, Guy Perrin (LESIA), Jan Cami, Pierre Kervella (LESIA), Stephen T. Ridgway (NOAO), Tijl Verhoelst, Xavier Haubois

arxiv:1106.5041 v1 · 2011-06-24 · 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{LWLFQ4KIYJHW4J5MVD7D2R3M3W}

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	2026-05-18T04:19:22.560714Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5d96587148c24f6e27aca8fe3d476cdd9a2e6016f41d1b6973444d57a7f78066

Aliases

arxiv: 1106.5041 · arxiv_version: 1106.5041v1 · doi: 10.48550/arxiv.1106.5041 · pith_short_12: LWLFQ4KIYJHW · pith_short_16: LWLFQ4KIYJHW4J5M · pith_short_8: LWLFQ4KI

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/LWLFQ4KIYJHW4J5MVD7D2R3M3W \
  | 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: 5d96587148c24f6e27aca8fe3d476cdd9a2e6016f41d1b6973444d57a7f78066

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8875df64dd262344ec5ae66a4416ef9fbe83a2e67dc4c3a0b2138f3ffd5ea848",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-06-24T19:19:41Z",
    "title_canon_sha256": "ffc68657faf4cde6807f135b92a77d9eeb092b3898db24c970cd2d9a7a8ac4cf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1106.5041",
    "kind": "arxiv",
    "version": 1
  }
}