Pith Number

pith:TPGUKMBD

pith:2018:TPGUKMBDG77M7AZPUXVAOWPDOI

not attested not anchored not stored refs pending

Determining the evolutionary stage of the delta Scuti star HIP 80088 with asteroseismology

Xinghao Chen, Yan Li

arxiv:1809.01787 v1 · 2018-09-06 · 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{TPGUKMBDG77M7AZPUXVAOWPDOI}

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	2026-05-18T00:01:57.857409Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9bcd45302337fecf832fa5ea0759e372023497e5e5f68496650c27232123c92f

Aliases

arxiv: 1809.01787 · arxiv_version: 1809.01787v1 · doi: 10.48550/arxiv.1809.01787 · pith_short_12: TPGUKMBDG77M · pith_short_16: TPGUKMBDG77M7AZP · pith_short_8: TPGUKMBD

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/TPGUKMBDG77M7AZPUXVAOWPDOI \
  | 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: 9bcd45302337fecf832fa5ea0759e372023497e5e5f68496650c27232123c92f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "be8befea0ccd1952b6b810dd4ecce56186c6b1ddad66d3b0f854d72a764bc2ce",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-09-06T01:46:13Z",
    "title_canon_sha256": "e5ad99f41e5cf24ccec5bfc3175ddff5162c138f53a3908363265cb90c153d17"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.01787",
    "kind": "arxiv",
    "version": 1
  }
}