Pith Number

pith:3UURWVRD

pith:2017:3UURWVRDZZZ5UQ3CUW4GIVHLBJ

not attested not anchored not stored refs pending

The Evolution and Properties of Rotating Massive Star Populations

Charlie Conroy, Jieun Choi, Nell Byler

arxiv:1702.04722 v1 · 2017-02-15 · 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{3UURWVRDZZZ5UQ3CUW4GIVHLBJ}

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	2026-05-18T00:46:37.431276Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dd291b5623ce73da4362a5b86454eb0a74f62a546cafbb9c6212da3c1809daa6

Aliases

arxiv: 1702.04722 · arxiv_version: 1702.04722v1 · doi: 10.48550/arxiv.1702.04722 · pith_short_12: 3UURWVRDZZZ5 · pith_short_16: 3UURWVRDZZZ5UQ3C · pith_short_8: 3UURWVRD

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/3UURWVRDZZZ5UQ3CUW4GIVHLBJ \
  | 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: dd291b5623ce73da4362a5b86454eb0a74f62a546cafbb9c6212da3c1809daa6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c1a84676cd75a05edbc3b72f02bbc3946a60420e16e1365629fb85a9871071dc",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-02-15T19:00:01Z",
    "title_canon_sha256": "554b86a29b8d8ded84daff50b8f8dcdf7803c39662b1e5d7cff22356bb72a171"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.04722",
    "kind": "arxiv",
    "version": 1
  }
}