Pith Number

pith:RFFCAXPN

pith:1999:RFFCAXPNLRVF4C776L5OLFMUJU

not attested not anchored not stored refs pending

What is Beta?

Andreas A. Berlind, David H. Weinberg (The Ohio State University), Vijay K. Narayanan

arxiv:astro-ph/9908208 v1 · 1999-08-19 · 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{RFFCAXPNLRVF4C776L5OLFMUJU}

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	2026-07-04T14:17:03.170236Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

894a205ded5c6a5e0bfff2fae595944d12000c470fe19acb01858e463b1c183d

Aliases

arxiv: astro-ph/9908208 · arxiv_version: astro-ph/9908208v1 · doi: 10.48550/arxiv.astro-ph/9908208 · pith_short_12: RFFCAXPNLRVF · pith_short_16: RFFCAXPNLRVF4C77 · pith_short_8: RFFCAXPN

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/RFFCAXPNLRVF4C776L5OLFMUJU \
  | 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: 894a205ded5c6a5e0bfff2fae595944d12000c470fe19acb01858e463b1c183d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7c34677e1be325eb9ddff5c4999338ff24f6d4b3b58d5ae03c1bb4d5c9cfa752",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1999-08-19T15:57:17Z",
    "title_canon_sha256": "6ec5bbfb33f570ad480cd11172ac244299fa422540efec025a2b36417bf885c3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9908208",
    "kind": "arxiv",
    "version": 1
  }
}