Pith Number

pith:ZTBXGAWA

pith:2006:ZTBXGAWABCHISLQBHO5E5KH3NJ

not attested not anchored not stored refs pending

Degradation of a quantum reference frame

Peter S. Turner, Robert W. Spekkens, Stephen D. Bartlett, Terry Rudolph

arxiv:quant-ph/0602069 v2 · 2006-02-06 · 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{ZTBXGAWABCHISLQBHO5E5KH3NJ}

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	2026-07-04T14:53:29.960481Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ccc37302c0088e892e013bba4ea8fb6a7b2b963b85d7963fec2be0773f8899db

Aliases

arxiv: quant-ph/0602069 · arxiv_version: quant-ph/0602069v2 · doi: 10.48550/arxiv.quant-ph/0602069 · pith_short_12: ZTBXGAWABCHI · pith_short_16: ZTBXGAWABCHISLQB · pith_short_8: ZTBXGAWA

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/ZTBXGAWABCHISLQBHO5E5KH3NJ \
  | 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: ccc37302c0088e892e013bba4ea8fb6a7b2b963b85d7963fec2be0773f8899db

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6d1d5a3aff513bc6bd26296288a70a73018bda7b1b4205b35984036e41b02520",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2006-02-06T22:25:54Z",
    "title_canon_sha256": "92ec01579fd7b90049cff62de772dd7217d96df9539606b1db814d81e3d50bd9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0602069",
    "kind": "arxiv",
    "version": 2
  }
}