Pith Number

pith:WWIOOV5D

pith:1997:WWIOOV5DCNQNVEJXQNJDUS2UHQ

not attested not anchored not stored refs pending

A Matter-Antimatter Universe?

A. De Rujula, A.G. Cohen, S.L. Glashow

arxiv:astro-ph/9707087 v2 · 1997-07-07 · astro-ph · hep-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{WWIOOV5DCNQNVEJXQNJDUS2UHQ}

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	2026-05-18T04:12:01.057931Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b590e757a31360da913783523a4b543c3c662fb3c3cfed83b70da2546b3756b3

Aliases

arxiv: astro-ph/9707087 · arxiv_version: astro-ph/9707087v2 · doi: 10.48550/arxiv.astro-ph/9707087 · pith_short_12: WWIOOV5DCNQN · pith_short_16: WWIOOV5DCNQNVEJX · pith_short_8: WWIOOV5D

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/WWIOOV5DCNQNVEJXQNJDUS2UHQ \
  | 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: b590e757a31360da913783523a4b543c3c662fb3c3cfed83b70da2546b3756b3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2eebb5e3ba2886f1d314169942ec8e4882a0e14a2b6da787548b04ec027ababc",
    "cross_cats_sorted": [
      "hep-ph"
    ],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1997-07-07T20:28:30Z",
    "title_canon_sha256": "94b560581d0ad8fac052cfaf1233ee4d72e48102a559c73e7f3dbbbc488c6616"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9707087",
    "kind": "arxiv",
    "version": 2
  }
}