Pith Number

pith:P57WV3SE

pith:2024:P57WV3SEFO5UOTPW6PZGO5LKVC

not attested not anchored not stored refs pending

PySSED: an automated method of collating and fitting stellar spectral energy distributions

Albert A. Zijlstra, Alexander Csukai, Alexander Hollings, Emma L. Alexander, Iain McDonald, Nick L. J. Cox, Ria Ramkumar

arxiv:2402.12496 v1 · 2024-02-19 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{P57WV3SEFO5UOTPW6PZGO5LKVC}

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	2026-07-05T07:47:12.146877Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7f7f6aee442bbb474df6f3f267756aa89b9b4396239fc584905eae6ba7dc428d

Aliases

arxiv: 2402.12496 · arxiv_version: 2402.12496v1 · doi: 10.48550/arxiv.2402.12496 · pith_short_12: P57WV3SEFO5U · pith_short_16: P57WV3SEFO5UOTPW · pith_short_8: P57WV3SE

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/P57WV3SEFO5UOTPW6PZGO5LKVC \
  | 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: 7f7f6aee442bbb474df6f3f267756aa89b9b4396239fc584905eae6ba7dc428d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "21edecaac8d4509f6eed83ed9af3f018c5c13db0f091e5d33acdefc446e4a8d9",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2024-02-19T20:01:33Z",
    "title_canon_sha256": "f0ec6de750b6043a82ef754bc85d2429e02593329b67918596b70c389c61e666"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2402.12496",
    "kind": "arxiv",
    "version": 1
  }
}