Pith Number

pith:BEKVQRRL

pith:2018:BEKVQRRLC7TLOXC2ZLPIYAL2I6

not attested not anchored not stored refs pending

The convective photosphere of the red supergiant CE Tau. I. VLTI/PIONIER H-band interferometric imaging

A. Chiavassa, A. L\`ebre, B. Tessore, F. Baron, M. Montarg\`es, R. Norris

arxiv:1802.06086 v1 · 2018-02-16 · 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{BEKVQRRLC7TLOXC2ZLPIYAL2I6}

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	2026-05-18T00:14:08.454661Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

091558462b17e6b75c5acade8c017a4789fa394c5b678d9103beeeae9a894e6b

Aliases

arxiv: 1802.06086 · arxiv_version: 1802.06086v1 · doi: 10.48550/arxiv.1802.06086 · pith_short_12: BEKVQRRLC7TL · pith_short_16: BEKVQRRLC7TLOXC2 · pith_short_8: BEKVQRRL

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/BEKVQRRLC7TLOXC2ZLPIYAL2I6 \
  | 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: 091558462b17e6b75c5acade8c017a4789fa394c5b678d9103beeeae9a894e6b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6cc4051cd478a270af9e3e9875c1288213a655f9db6a1e5b9ec01c9ffcdc31dd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-02-16T19:00:13Z",
    "title_canon_sha256": "77904d4c0693d6a7e0c75f8fe95f37486b41f279947e3ec3feefa471989e5d67"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.06086",
    "kind": "arxiv",
    "version": 1
  }
}