Pith Number

pith:SCGIAJA2

pith:2013:SCGIAJA2ZXVMMGIHM6SJY6WZRB

not attested not anchored not stored refs pending

An interferometric view on binarity and circumstellar envelopes of Cepheids

A. Gallenne, A. M\'erand, G. Pietrzy\'nski, J. Breitfleder, J. D. Monnier, P. Kervella, W. Gieren

arxiv:1309.5251 v3 · 2013-09-20 · 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{SCGIAJA2ZXVMMGIHM6SJY6WZRB}

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	2026-05-18T02:48:17.610281Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

908c80241acdeac6190767a49c7ad9886102dd9044d02a4a67c2f067d128234f

Aliases

arxiv: 1309.5251 · arxiv_version: 1309.5251v3 · doi: 10.48550/arxiv.1309.5251 · pith_short_12: SCGIAJA2ZXVM · pith_short_16: SCGIAJA2ZXVMMGIH · pith_short_8: SCGIAJA2

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/SCGIAJA2ZXVMMGIHM6SJY6WZRB \
  | 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: 908c80241acdeac6190767a49c7ad9886102dd9044d02a4a67c2f067d128234f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a76e1af2cc6004ebea28be1a8d3e1bbcad51a9b3acc25402bdc16241577296e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-09-20T12:39:00Z",
    "title_canon_sha256": "180abcb0b7605317ca3cf8d0b8854749166386f35681b565e504f79d5f5b6f54"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.5251",
    "kind": "arxiv",
    "version": 3
  }
}