Pith Number

pith:DSB7PSUI

pith:2016:DSB7PSUIEVFOG3WE6BPGFX4U3F

not attested not anchored not stored refs pending

The Tarantula Massive Binary Monitoring project: II. A first SB2 orbital and spectroscopic analysis for the Wolf-Rayet binary R145

A. de Koter, A. F. J. Moffat, A. Herrero, A. Sander, A. Z. Bonanos, D. P. Sablowski, F. Tramper, G. Graefener, H. Sana, H. Todt, J. S. Vink, K. Ulaczyk, L. A. Almeida, L. M. Oskinova, N. D. Richardson, N. Langer, P. A. Crowther, R. Barba, R. Hainich, S. E. de Mink, T. Shenar, W.-R. Hamann

arxiv:1610.07614 v1 · 2016-10-24 · astro-ph.SR · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DSB7PSUIEVFOG3WE6BPGFX4U3F}

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	2026-05-18T00:50:46.856108Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1c83f7ca88254ae36ec4f05e62df94d9634c6a76d594c72776825a623d7aa2e3

Aliases

arxiv: 1610.07614 · arxiv_version: 1610.07614v1 · doi: 10.48550/arxiv.1610.07614 · pith_short_12: DSB7PSUIEVFO · pith_short_16: DSB7PSUIEVFOG3WE · pith_short_8: DSB7PSUI

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/DSB7PSUIEVFOG3WE6BPGFX4U3F \
  | 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: 1c83f7ca88254ae36ec4f05e62df94d9634c6a76d594c72776825a623d7aa2e3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "02ca494125571e59d96c425aeda8245f1d0f4fc62ab1d79d0168efa2d882621c",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2016-10-24T20:00:02Z",
    "title_canon_sha256": "e3a1d03a53d497095b24e5d88155587c38b695cb199ba3df5c8b97d45b27b3f9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.07614",
    "kind": "arxiv",
    "version": 1
  }
}