Pith Number

pith:THSBJ7KA

pith:2024:THSBJ7KAYWWDQD3GJMMGNDOBNY

not attested not anchored not stored refs pending

Boron depletion in Galactic early B-type stars reveals two different main sequence star populations

Charles R. Proffitt, Daniel J. Lennon, Harim Jin, Norbert Langer

arxiv:2405.18266 v1 · 2024-05-28 · 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{THSBJ7KAYWWDQD3GJMMGNDOBNY}

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	2026-07-05T09:20:43.769806Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

99e414fd40c5ac380f664b18668dc16e063c82904f932f04c49f7354c7ce98b0

Aliases

arxiv: 2405.18266 · arxiv_version: 2405.18266v1 · doi: 10.48550/arxiv.2405.18266 · pith_short_12: THSBJ7KAYWWD · pith_short_16: THSBJ7KAYWWDQD3G · pith_short_8: THSBJ7KA

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/THSBJ7KAYWWDQD3GJMMGNDOBNY \
  | 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: 99e414fd40c5ac380f664b18668dc16e063c82904f932f04c49f7354c7ce98b0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "26b66f9141a73f250c09a88afa804d6b3ec00bf3987a9658b71a21c69206c4c5",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2024-05-28T15:17:41Z",
    "title_canon_sha256": "68d40acdee0137decbcdf78bb6ffe108a6ab1f41b758672234faf8772a4dc8ba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2405.18266",
    "kind": "arxiv",
    "version": 1
  }
}