Pith Number

pith:QQLHLYL3

pith:2003:QQLHLYL37PXEOYQ7QCTIGTNYPE

not attested not anchored not stored refs pending

Neutrino Oscillations for Dummies

Chris Waltham

arxiv:physics/0303116 v1 · 2003-03-28 · physics.ed-ph · physics.pop-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{QQLHLYL37PXEOYQ7QCTIGTNYPE}

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	2026-05-18T01:38:08.946932Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

841675e17bfbee47621f80a6834db8790610dbaaa5e9e3c484ba4573e8b8d453

Aliases

arxiv: physics/0303116 · arxiv_version: physics/0303116v1 · doi: 10.48550/arxiv.physics/0303116 · pith_short_12: QQLHLYL37PXE · pith_short_16: QQLHLYL37PXEOYQ7 · pith_short_8: QQLHLYL3

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/QQLHLYL37PXEOYQ7QCTIGTNYPE \
  | 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: 841675e17bfbee47621f80a6834db8790610dbaaa5e9e3c484ba4573e8b8d453

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1b07dbb6e4aeb090b69c67e7b818e2182d026bb5b0b0faf675a425f0afcb4e6e",
    "cross_cats_sorted": [
      "physics.pop-ph"
    ],
    "license": "",
    "primary_cat": "physics.ed-ph",
    "submitted_at": "2003-03-28T20:09:39Z",
    "title_canon_sha256": "f92450f45d94b86500db6f36cdc0813c2af2748635acaea74aaac2350457f4fa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "physics/0303116",
    "kind": "arxiv",
    "version": 1
  }
}