Pith Number

pith:HRJ53XRV

pith:2016:HRJ53XRVNSAA3DKT5SCTUFBT3S

not attested not anchored not stored refs pending

The population of hot subdwarf stars studied with Gaia I. The catalogue of known hot subdwarf stars

B. T. G\"ansicke, E. M. Green, J. H. Telting, J. Schaffenroth, N. P. Gentile Fusillo, P. Nemeth, R. H. {\O}stensen, S. Geier

arxiv:1612.02995 v1 · 2016-12-09 · 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{HRJ53XRVNSAA3DKT5SCTUFBT3S}

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	2026-05-18T00:47:20.142592Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3c53ddde356c800d8d53ec853a1433dc8358400e3cefe1e9d19c576a4315160e

Aliases

arxiv: 1612.02995 · arxiv_version: 1612.02995v1 · doi: 10.48550/arxiv.1612.02995 · pith_short_12: HRJ53XRVNSAA · pith_short_16: HRJ53XRVNSAA3DKT · pith_short_8: HRJ53XRV

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/HRJ53XRVNSAA3DKT5SCTUFBT3S \
  | 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: 3c53ddde356c800d8d53ec853a1433dc8358400e3cefe1e9d19c576a4315160e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "242e68372a3c52e3f024719a2129f0f078fb74f7fd619c5b2b4216921f34f29d",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2016-12-09T12:31:01Z",
    "title_canon_sha256": "aefb10213d82fb3bcae61b473bfdb9422615b9d01424ec68186ad93703182f66"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.02995",
    "kind": "arxiv",
    "version": 1
  }
}