Pith Number

pith:WNOA5MAI

pith:2013:WNOA5MAIKALHTV2IRPGHWE4WOO

not attested not anchored not stored refs pending

A Pedestrian Approach to the Measurement Problem in Quantum Mechanics

Marcel Reginatto, Stephen Boughn

arxiv:1309.0724 v1 · 2013-09-03 · physics.hist-ph · quant-ph

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

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	2026-05-18T03:14:18.210590Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b35c0eb008501679d7488bcc7b139673bc245227a5044b83f10286ab371e727a

Aliases

arxiv: 1309.0724 · arxiv_version: 1309.0724v1 · doi: 10.48550/arxiv.1309.0724 · pith_short_12: WNOA5MAIKALH · pith_short_16: WNOA5MAIKALHTV2I · pith_short_8: WNOA5MAI

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/WNOA5MAIKALHTV2IRPGHWE4WOO \
  | 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: b35c0eb008501679d7488bcc7b139673bc245227a5044b83f10286ab371e727a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0c2c6c7ac1851c8a9403ed6f0c64788b4301c35fe123ce7198e526abd753b90c",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.hist-ph",
    "submitted_at": "2013-09-03T15:31:09Z",
    "title_canon_sha256": "75d7fd8eb5e3c06c597da8eae675151380e3ce37c2694aefe1fbcdc27795a920"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.0724",
    "kind": "arxiv",
    "version": 1
  }
}