Pith Number

pith:TPEXWDO5

pith:1998:TPEXWDO5HQUEYLGCDC4FSJAZPQ

not attested not anchored not stored refs pending

Neutrinos and Big-Bang Nucleosynthesis

M. ORITO (Natinal Astronomical Observatory Japan), T. Kajino

arxiv:astro-ph/9804170 v1 · 1998-04-17 · 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{TPEXWDO5HQUEYLGCDC4FSJAZPQ}

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	2026-07-04T16:06:19.075609Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9bc97b0ddd3c284c2cc218b85924197c0f0af11007df5d18126b2493af2ea66e

Aliases

arxiv: astro-ph/9804170 · arxiv_version: astro-ph/9804170v1 · doi: 10.48550/arxiv.astro-ph/9804170 · pith_short_12: TPEXWDO5HQUE · pith_short_16: TPEXWDO5HQUEYLGC · pith_short_8: TPEXWDO5

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/TPEXWDO5HQUEYLGCDC4FSJAZPQ \
  | 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: 9bc97b0ddd3c284c2cc218b85924197c0f0af11007df5d18126b2493af2ea66e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "50c7ea685bb2eaa7a9f134e0130f3ed8618a0942a6195a60b99b0c059b9c4d5a",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1998-04-17T06:01:59Z",
    "title_canon_sha256": "50bf94af8d3995866ec3acb9ada3bc87c9684c06512682679266360e12d76196"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9804170",
    "kind": "arxiv",
    "version": 1
  }
}