Pith Number

pith:SPWKXQNF

pith:2017:SPWKXQNFKAJ67X3HWCYUD46VJB

not attested not anchored not stored refs pending

The close circumstellar environment of Betelgeuse - V. Rotation velocity and molecular envelope properties from ALMA

Anita M. S. Richards, Eamon O'Gorman, Graham M. Harper, Iain McDonald, Keiichi Ohnaka, Leen Decin, Miguel Montarg\`es, Pierre Kervella, Ward Homan

arxiv:1711.07983 v2 · 2017-11-21 · 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{SPWKXQNFKAJ67X3HWCYUD46VJB}

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	2026-05-18T00:26:23.752208Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

93ecabc1a55013efdf67b0b141f3d548634994a7d74ddecd2fd016b3dccbc625

Aliases

arxiv: 1711.07983 · arxiv_version: 1711.07983v2 · doi: 10.48550/arxiv.1711.07983 · pith_short_12: SPWKXQNFKAJ6 · pith_short_16: SPWKXQNFKAJ67X3H · pith_short_8: SPWKXQNF

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/SPWKXQNFKAJ67X3HWCYUD46VJB \
  | 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: 93ecabc1a55013efdf67b0b141f3d548634994a7d74ddecd2fd016b3dccbc625

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c7023c7df035b3e9a6be24c2292dc5b676024cf06f15f7955937694fbcc19320",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-11-21T19:00:01Z",
    "title_canon_sha256": "2c359fe912059c8f5bcd2bfa0f5e2857378c3ff7df27e7f43231c777bb68f739"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.07983",
    "kind": "arxiv",
    "version": 2
  }
}