Pith Number

pith:LT6X5EUF

pith:2015:LT6X5EUF5DDTJG5RSLUMS5PRQY

not attested not anchored not stored refs pending

The VLT-FLAMES Tarantula survey XX. The nature of the X-ray bright emission line star VFTS 399

A. J. Bird, C. J. Evans, E. S. Bartlett, F. R. N. Schneider, H. Sana, I. Soszy\'nski, J. Ma\'iz Apell\'aniz, J.S. Clark, L. K. Townsley, N. Langer, N. R. Walborn, P. L. Dufton, P. S. Broos, S. E. de Mink, W. D. Taylor

arxiv:1503.00930 v1 · 2015-03-03 · 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{LT6X5EUF5DDTJG5RSLUMS5PRQY}

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	2026-05-18T01:35:49.041718Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5cfd7e9285e8c7349bb192e8c975f1862a3fecfbadea217446ad1d932bf0d043

Aliases

arxiv: 1503.00930 · arxiv_version: 1503.00930v1 · doi: 10.48550/arxiv.1503.00930 · pith_short_12: LT6X5EUF5DDT · pith_short_16: LT6X5EUF5DDTJG5R · pith_short_8: LT6X5EUF

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/LT6X5EUF5DDTJG5RSLUMS5PRQY \
  | 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: 5cfd7e9285e8c7349bb192e8c975f1862a3fecfbadea217446ad1d932bf0d043

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "419dbb93cfbeb222a0153a0b62ff1409716f29738355b24868ac80e8f26a0972",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-03-03T13:10:23Z",
    "title_canon_sha256": "89b4c5cb81599af02898a9415ff127a0829514ee05f5c0739d6c95ac18f1acc1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.00930",
    "kind": "arxiv",
    "version": 1
  }
}