Pith Number

pith:J4KP3XF6

pith:2023:J4KP3XF6SGSCFHLH2OWDADX3WM

not attested not anchored not stored refs pending

Towards an astronomical foundation model for stars with a Transformer-based model

Henry W. Leung, Jo Bovy

arxiv:2308.10944 v3 · 2023-08-21 · astro-ph.IM · astro-ph.GA · 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{J4KP3XF6SGSCFHLH2OWDADX3WM}

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	2026-07-05T07:08:29.204973Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4f14fddcbe91a4229d67d3ac300efbb305c0eff6d745c710dc3349dce9ad56b9

Aliases

arxiv: 2308.10944 · arxiv_version: 2308.10944v3 · doi: 10.48550/arxiv.2308.10944 · pith_short_12: J4KP3XF6SGSC · pith_short_16: J4KP3XF6SGSCFHLH · pith_short_8: J4KP3XF6

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/J4KP3XF6SGSCFHLH2OWDADX3WM \
  | 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: 4f14fddcbe91a4229d67d3ac300efbb305c0eff6d745c710dc3349dce9ad56b9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "15097be2aa5cb0384760469c1e079d3930232a0616d1deaee0a38441b2cdc7bd",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.SR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2023-08-21T18:00:05Z",
    "title_canon_sha256": "4a495f403df8420abb0b4d1bb8dade318382d94bdd481b491664c14fef5f3c46"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2308.10944",
    "kind": "arxiv",
    "version": 3
  }
}