Pith Number

pith:HPCM4CSI

pith:2018:HPCM4CSID2SBR33IO5C54AYXY6

not attested not anchored not stored refs pending

Demonstration of a novel method for measuring mass-loss rates for massive stars

Henry A. Kobulnicky, Matthew S. Povich, William T. Chick

arxiv:1803.02794 v1 · 2018-03-07 · 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{HPCM4CSID2SBR33IO5C54AYXY6}

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	2026-05-18T00:18:51.536306Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3bc4ce0a481ea418ef687745de0317c792ba577e4e892c93fe25d8b6a62ece34

Aliases

arxiv: 1803.02794 · arxiv_version: 1803.02794v1 · doi: 10.48550/arxiv.1803.02794 · pith_short_12: HPCM4CSID2SB · pith_short_16: HPCM4CSID2SBR33I · pith_short_8: HPCM4CSI

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/HPCM4CSID2SBR33IO5C54AYXY6 \
  | 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: 3bc4ce0a481ea418ef687745de0317c792ba577e4e892c93fe25d8b6a62ece34

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "06b7fe485c2d90f7f96ed3f933ed9fd128b77c62e5cbdf94d3b2c472d47192b1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-03-07T18:04:16Z",
    "title_canon_sha256": "1ef57a1269f8343f40cf7a8412ae5980d1a66a75bb8f6b6fef9e6ce23e04fb2b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.02794",
    "kind": "arxiv",
    "version": 1
  }
}