Pith Number

pith:J4V3DAYB

pith:2017:J4V3DAYBXH67MWRS7HPVVQ6FTS

not attested not anchored not stored refs pending

The Mont Blanc neutrinos from SN 1987A: Could they have been monochromatic (8 MeV) tachyons with $m^2=-0.38$ keV$^2$?

Robert Ehrlich

arxiv:1701.00488 v10 · 2017-01-02 · 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{J4V3DAYBXH67MWRS7HPVVQ6FTS}

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	2026-05-18T00:21:14.770308Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4f2bb18301b9fdf65a32f9df5ac3c59c822c77a7debe5d2ba64975ea4a4d0bcc

Aliases

arxiv: 1701.00488 · arxiv_version: 1701.00488v10 · doi: 10.48550/arxiv.1701.00488 · pith_short_12: J4V3DAYBXH67 · pith_short_16: J4V3DAYBXH67MWRS · pith_short_8: J4V3DAYB

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/J4V3DAYBXH67MWRS7HPVVQ6FTS \
  | 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: 4f2bb18301b9fdf65a32f9df5ac3c59c822c77a7debe5d2ba64975ea4a4d0bcc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eb68312f15d2f330f928219b22b79f369bf796a5a1abb76f0d4d523ab6f2c498",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2017-01-02T16:01:57Z",
    "title_canon_sha256": "776916878b2d5796f3cf3cf4a2dbf53a47349c256b21f1b6ce18769856e6a76b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.00488",
    "kind": "arxiv",
    "version": 10
  }
}