Pith Number

pith:F4GVF4OH

pith:2014:F4GVF4OH2FQ5XPIMOMVQ4LRYTO

not attested not anchored not stored refs pending

CHARA/MIRC observations of two M supergiants in Perseus OB1: temperature, Bayesian modeling, and compressed sensing imaging

A. Aarnio, E. Pedretti, F. Baron, H.A. McAlister, H. R. Neilson, J. D. Monnier, J. Sturmann, L.L. Kiss, L. Sturmann, M. Anderson, M. Zhao, N. Thureau, N. Turner, S.T. Ridgway, T.A. ten Brummelaar

arxiv:1405.4032 v2 · 2014-05-15 · 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{F4GVF4OH2FQ5XPIMOMVQ4LRYTO}

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	2026-05-18T02:49:55.452192Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2f0d52f1c7d161dbbd0c732b0e2e389b8c189a2fe1996dc539bb193ced4b8e0d

Aliases

arxiv: 1405.4032 · arxiv_version: 1405.4032v2 · doi: 10.48550/arxiv.1405.4032 · pith_short_12: F4GVF4OH2FQ5 · pith_short_16: F4GVF4OH2FQ5XPIM · pith_short_8: F4GVF4OH

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/F4GVF4OH2FQ5XPIMOMVQ4LRYTO \
  | 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: 2f0d52f1c7d161dbbd0c732b0e2e389b8c189a2fe1996dc539bb193ced4b8e0d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0d24fc325512fc8547484fa7b6c6b2b34f79beeafeaed332cd1b9ec3b6adb771",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-05-15T22:54:24Z",
    "title_canon_sha256": "358ce19fc0d366252812be0cf9301d9c98c57e3871568848cc292cc71dfd8d95"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.4032",
    "kind": "arxiv",
    "version": 2
  }
}