Pith Number

pith:5CDJHYHW

pith:1998:5CDJHYHWZNX44PFDBXXDQSZIPW

not attested not anchored not stored refs pending

The DDO IVC Distance Project

Allen Attard, Christopher R. Burns, Devon Hamilton, Felipe Barrientos, Gabriela Mallen-Ornelas, Jason Clark, Jennifer L. Karr, Marcelo Ruetalo-Pacheco, Marcin Sawicki, Mark Brodwin, Michael D. Gladders, Michael P. Casey, Rosemary McNaughton, Sara M. Poirier, Stefan W. Mochnacki, Tracy E. Clarke, Wayne Barkhouse

arxiv:astro-ph/9811291 v1 · 1998-11-18 · 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{5CDJHYHWZNX44PFDBXXDQSZIPW}

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	2026-07-04T14:16:20.847428Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e88693e0f6cb6fce3ca30dee384b287d81339958708a3d32a92693ea77d7c398

Aliases

arxiv: astro-ph/9811291 · arxiv_version: astro-ph/9811291v1 · doi: 10.48550/arxiv.astro-ph/9811291 · pith_short_12: 5CDJHYHWZNX4 · pith_short_16: 5CDJHYHWZNX44PFD · pith_short_8: 5CDJHYHW

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/5CDJHYHWZNX44PFDBXXDQSZIPW \
  | 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: e88693e0f6cb6fce3ca30dee384b287d81339958708a3d32a92693ea77d7c398

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0ec7a6bb72baf8a41c6cd433487cf4efe2c17dfc051b6707b14986acb374d69b",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1998-11-18T21:50:08Z",
    "title_canon_sha256": "f6b2c54ec4b897cd535b475b7da3b3f5168b722b116d208568e7b291b78f5c64"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9811291",
    "kind": "arxiv",
    "version": 1
  }
}