Pith Number

pith:EZSPFMTZ

pith:2026:EZSPFMTZ2OM7V5V235MKS2WYMK

not attested not anchored not stored refs pending

Toward 3D orbits of wide sdO/B binaries I. Six composite systems spatially resolved with VLTI/GRAVITY

A. J. Frost, A. Picco, H. Dawson, H. Sana, K. Deshmukh, M. Dorsch, M. Vu\v{c}kovi\'c, S. Geier, T. Kupfer, U. Heber

arxiv:2607.25741 v1 · 2026-07-28 · 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{EZSPFMTZ2OM7V5V235MKS2WYMK}

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	2026-07-29T01:26:00.121484Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2664f2b279d399faf6badf58a96ad8629d7cf26c6a78a3eb05095f0b233b545c

Aliases

arxiv: 2607.25741 · arxiv_version: 2607.25741v1 · doi: 10.48550/arxiv.2607.25741 · pith_short_12: EZSPFMTZ2OM7 · pith_short_16: EZSPFMTZ2OM7V5V2 · pith_short_8: EZSPFMTZ

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/EZSPFMTZ2OM7V5V235MKS2WYMK \
  | 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: 2664f2b279d399faf6badf58a96ad8629d7cf26c6a78a3eb05095f0b233b545c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ca5386305f480c2e6a0994482e3b818682a4c9fa75bf1c9f3bef7b9ffb57846d",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2026-07-28T14:04:32Z",
    "title_canon_sha256": "b1bc7da7de55ecd73b04f344e4547b9392404509736c3f0415975a7b9cc9a8cd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.25741",
    "kind": "arxiv",
    "version": 1
  }
}