Pith Number

pith:NX3KMN2Y

pith:2000:NX3KMN2YESBSZFL5A5EXTSTDZY

not attested not anchored not stored refs pending

Looking Back with Neutrinos

Leo Stodolsky

arxiv:astro-ph/0006384 v1 · 2000-06-27 · 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{NX3KMN2YESBSZFL5A5EXTSTDZY}

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	2026-05-18T00:37:01.114577Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6df6a6375824832c957d074979ca63ce369363720aeccb7ef8bc79020ce65597

Aliases

arxiv: astro-ph/0006384 · arxiv_version: astro-ph/0006384v1 · doi: 10.48550/arxiv.astro-ph/0006384 · pith_short_12: NX3KMN2YESBS · pith_short_16: NX3KMN2YESBSZFL5 · pith_short_8: NX3KMN2Y

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/NX3KMN2YESBSZFL5A5EXTSTDZY \
  | 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: 6df6a6375824832c957d074979ca63ce369363720aeccb7ef8bc79020ce65597

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0328af0818d05f4a0a6abd27658ed09341f23bf69bab963fe23820921b7d7674",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2000-06-27T13:15:05Z",
    "title_canon_sha256": "1657416707496f5a764b9225b7c4183f81c58febf794c63285903f00e7a4b961"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0006384",
    "kind": "arxiv",
    "version": 1
  }
}