Pith Number

pith:T36ZCFZW

pith:2002:T36ZCFZWNDLJXDTHPFJHUJ7XZB

not attested not anchored not stored refs pending

Accelerated Lambda Iteration in Rapidly Expanding Envelopes

P. Hoeflich

arxiv:astro-ph/0207103 v1 · 2002-07-04 · 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{T36ZCFZWNDLJXDTHPFJHUJ7XZB}

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	2026-07-04T14:12:05.526795Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9efd91173668d69b8e6779527a27f7c8483a41eaa883e85809e74754723a0159

Aliases

arxiv: astro-ph/0207103 · arxiv_version: astro-ph/0207103v1 · doi: 10.48550/arxiv.astro-ph/0207103 · pith_short_12: T36ZCFZWNDLJ · pith_short_16: T36ZCFZWNDLJXDTH · pith_short_8: T36ZCFZW

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/T36ZCFZWNDLJXDTHPFJHUJ7XZB \
  | 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: 9efd91173668d69b8e6779527a27f7c8483a41eaa883e85809e74754723a0159

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "165feb099cb5a52b5fcf45bd5bc866b9dafd3458a05b3029f4e1f845816702df",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-07-04T03:57:42Z",
    "title_canon_sha256": "9ffe5487ea6a6e925e8af1ad8bdc38c631292477285ce1f32e2a8a365f7789d6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0207103",
    "kind": "arxiv",
    "version": 1
  }
}