Pith Number

pith:BMFSFU4T

pith:2006:BMFSFU4TRRKYUVTYTWC7F7BFED

not attested not anchored not stored refs pending

Entangled-state cycles from conditional quantum evolution

H.J. Carmichael, M. Gu, S. Parkins

arxiv:quant-ph/0602083 v1 · 2006-02-09 · 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{BMFSFU4TRRKYUVTYTWC7F7BFED}

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	2026-07-04T17:02:55.937484Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0b0b22d3938c558a56789d85f2fc2520eed9d103cd6f90cd3acc442c42f960f3

Aliases

arxiv: quant-ph/0602083 · arxiv_version: quant-ph/0602083v1 · doi: 10.48550/arxiv.quant-ph/0602083 · pith_short_12: BMFSFU4TRRKY · pith_short_16: BMFSFU4TRRKYUVTY · pith_short_8: BMFSFU4T

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/BMFSFU4TRRKYUVTYTWC7F7BFED \
  | 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: 0b0b22d3938c558a56789d85f2fc2520eed9d103cd6f90cd3acc442c42f960f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e950bba6806ce33493e7e0641850625335c4fe250436dd7cddb525435f0554d8",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2006-02-09T20:42:39Z",
    "title_canon_sha256": "70762292339790f97744e74ec1fef049d4eac2687bbd5426b5bda47a8b23dbcc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0602083",
    "kind": "arxiv",
    "version": 1
  }
}