Pith Number

pith:SGQANKM6

pith:2010:SGQANKM6RZVXCIJLLY6FLT6CTD

not attested not anchored not stored refs pending

Entropy reduction of quantum measurements

M.E.Shirokov

arxiv:1011.3127 v3 · 2010-11-13 · quant-ph · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SGQANKM6RZVXCIJLLY6FLT6CTD}

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	2026-05-18T02:04:47.999021Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

91a006a99e8e6b71212b5e3c55cfc298fd1ff43ab8e261235dd29cd8cfdb2c8f

Aliases

arxiv: 1011.3127 · arxiv_version: 1011.3127v3 · doi: 10.48550/arxiv.1011.3127 · pith_short_12: SGQANKM6RZVX · pith_short_16: SGQANKM6RZVXCIJL · pith_short_8: SGQANKM6

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/SGQANKM6RZVXCIJLLY6FLT6CTD \
  | 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: 91a006a99e8e6b71212b5e3c55cfc298fd1ff43ab8e261235dd29cd8cfdb2c8f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b65b2da11bd06cd84826edb98b31201fec6209a45a4b53036844b1523bbdfc83",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2010-11-13T11:28:49Z",
    "title_canon_sha256": "5890a35d537d086704645b81da91ab7310c2e2e96d2d9e9c740e848193d40a8c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1011.3127",
    "kind": "arxiv",
    "version": 3
  }
}