Pith Number

pith:VDSPAQR4

pith:2007:VDSPAQR4FORZ7HL6XG2BNP54TF

not attested not anchored not stored refs pending

Neutrino Mass Hierarchy and Stepwise Spectral Swapping of Supernova Neutrino Flavors

George M. Fuller (UCSD), Huaiyu Duan (UCSD), J. Carlson (LANL), Yong-Zhong Qian (UMN)

arxiv:0707.0290 v2 · 2007-07-02 · 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{VDSPAQR4FORZ7HL6XG2BNP54TF}

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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.

Cited by

1 paper in Pith

Advection Algorithms for Quantum Neutrino Moment Transport

Receipt and verification

First computed	2026-07-04T15:24:23.818733Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a8e4f0423c2ba39f9d7eb9b416bfbc994370e86d22e5bf3378b9ced66843220f

Aliases

arxiv: 0707.0290 · arxiv_version: 0707.0290v2 · doi: 10.48550/arxiv.0707.0290 · pith_short_12: VDSPAQR4FORZ · pith_short_16: VDSPAQR4FORZ7HL6 · pith_short_8: VDSPAQR4

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/VDSPAQR4FORZ7HL6XG2BNP54TF \
  | 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: a8e4f0423c2ba39f9d7eb9b416bfbc994370e86d22e5bf3378b9ced66843220f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7176206c53850ce31e49482a607484d1f9fe269a8ac911bd35ee528a5a4ef514",
    "cross_cats_sorted": [
      "hep-ph"
    ],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-07-02T19:04:25Z",
    "title_canon_sha256": "d625e20c687286b8643b285b2b730a51ab0f3a78bb9d272a5ab08b62118e2fc2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0707.0290",
    "kind": "arxiv",
    "version": 2
  }
}