Pith Number

pith:NIGMV67K

pith:2019:NIGMV67KT7DMNJQCRSXPIVLHER

not attested not anchored not stored refs pending

The VLT-FLAMES Tarantula Survey: XXXI. Radial velocities and multiplicity constraints of red supergiant stars in 30 Doradus

A. Herrero, C. J. Evans, D. J. Lennon, F. R. N. Schneider, H. Sana, J. S. Clark, J. Th. van Loon, L. A. Almeida, L. R. Patrick, M. Gieles, N. Britavskiy, N. Langer, W. D. Taylor

arxiv:1903.00422 v1 · 2019-03-01 · 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{NIGMV67KT7DMNJQCRSXPIVLHER}

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	2026-05-17T23:47:16.908667Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6a0ccafbea9fc6c6a6028caef455672462fdaefc1b0a6ae8b858986252f110ec

Aliases

arxiv: 1903.00422 · arxiv_version: 1903.00422v1 · doi: 10.48550/arxiv.1903.00422 · pith_short_12: NIGMV67KT7DM · pith_short_16: NIGMV67KT7DMNJQC · pith_short_8: NIGMV67K

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/NIGMV67KT7DMNJQCRSXPIVLHER \
  | 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: 6a0ccafbea9fc6c6a6028caef455672462fdaefc1b0a6ae8b858986252f110ec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "03bcbb8182f375b5e4910aa2b60464625daf141a598b273e5d7990559f011389",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-03-01T17:28:36Z",
    "title_canon_sha256": "33ec5368df43421d0edbd32544ada051dd6adce74d861ab437923f3dc2913b05"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.00422",
    "kind": "arxiv",
    "version": 1
  }
}