Pith Number

pith:SEYQYG24

pith:1999:SEYQYG24IX62XSW4RDTPSO4UPY

not attested not anchored not stored refs pending

Physical Parameters of Hot Horizontal-Branch Stars in NGC 6752: Deep Mixing and Radiative Levitation

A.V. Sweigart, M. Catelan, S. Moehler, U. Heber, W.B. Landsman

arxiv:astro-ph/9904377 v1 · 1999-04-27 · astro-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SEYQYG24IX62XSW4RDTPSO4UPY}

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	2026-07-04T15:51:14.699310Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

91310c1b5c45fdabcadc88e6f93b947e185843ac564f249f08d4778e9cb29716

Aliases

arxiv: astro-ph/9904377 · arxiv_version: astro-ph/9904377v1 · doi: 10.48550/arxiv.astro-ph/9904377 · pith_short_12: SEYQYG24IX62 · pith_short_16: SEYQYG24IX62XSW4 · pith_short_8: SEYQYG24

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/SEYQYG24IX62XSW4RDTPSO4UPY \
  | 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: 91310c1b5c45fdabcadc88e6f93b947e185843ac564f249f08d4778e9cb29716

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e654a3e5729e9dc287afcea69f5b435d2af3d73f6ffcbc3d6deaad116697426b",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1999-04-27T15:59:47Z",
    "title_canon_sha256": "90a3a75100c872a03d6d50cac5fac9bde83e2c33bdba0b2c7ba575e4da4ecb32"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9904377",
    "kind": "arxiv",
    "version": 1
  }
}