Pith Number

pith:NEGKHSOK

pith:2012:NEGKHSOKBAMPVMWKT7A6LAU5IE

not attested not anchored not stored refs pending

Quantum decoherence in a pragmatist view: Resolving the measurement problem

Richard Healey

arxiv:1207.7105 v1 · 2012-07-30 · quant-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{NEGKHSOKBAMPVMWKT7A6LAU5IE}

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	2026-05-18T03:49:46.774863Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

690ca3c9ca0818fab2ca9fc1e5829d41359f01ef7b6d7ba53581e65fe150fc47

Aliases

arxiv: 1207.7105 · arxiv_version: 1207.7105v1 · doi: 10.48550/arxiv.1207.7105 · pith_short_12: NEGKHSOKBAMP · pith_short_16: NEGKHSOKBAMPVMWK · pith_short_8: NEGKHSOK

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/NEGKHSOKBAMPVMWKT7A6LAU5IE \
  | 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: 690ca3c9ca0818fab2ca9fc1e5829d41359f01ef7b6d7ba53581e65fe150fc47

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5d23a48aa6bebcbc06df4d243c928c9c8da1abf8d3f6a6c4451a38d031561532",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-07-30T21:17:38Z",
    "title_canon_sha256": "6594082eb5609ef5e99181374800effd901cac38e35bda8a4a7c4907f0458974"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.7105",
    "kind": "arxiv",
    "version": 1
  }
}