Pith Number

pith:US74QYWY

pith:2015:US74QYWYVQXNMZTMRGFN5RDTAP

not attested not anchored not stored refs pending

Resolving the delta Andromedae spectroscopic binary with direct imaging

Bertrand Mennesson, Dimitri Mawet, Eugene Serabyn, Jean C. Shelton, J. Kent Wallace, Jonas Kuhn, Michael Bottom

arxiv:1506.07517 v1 · 2015-06-24 · 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{US74QYWYVQXNMZTMRGFN5RDTAP}

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	2026-05-18T01:35:07.444142Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a4bfc862d8ac2ed6666c898adec47303f3b221aadf9ef5ce20ed729d214dc1fc

Aliases

arxiv: 1506.07517 · arxiv_version: 1506.07517v1 · doi: 10.48550/arxiv.1506.07517 · pith_short_12: US74QYWYVQXN · pith_short_16: US74QYWYVQXNMZTM · pith_short_8: US74QYWY

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/US74QYWYVQXNMZTMRGFN5RDTAP \
  | 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: a4bfc862d8ac2ed6666c898adec47303f3b221aadf9ef5ce20ed729d214dc1fc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "745c5900aa8c5b5e0b649e15a80244e1b2dbba98b764a62ae4729caf43f7d957",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-06-24T19:59:59Z",
    "title_canon_sha256": "70dc99b052292e154ee576391dd9b6fef786003ec8e029f6401c9a3c5d8dbea4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.07517",
    "kind": "arxiv",
    "version": 1
  }
}