Pith Number

pith:K6SFEF3T

pith:2017:K6SFEF3TSU74MH64G25X6BBV7C

not attested not anchored not stored refs pending

The unavoidable information flow to environment in quantum measurements

Erkka Haapasalo, Takayuki Miyadera, Teiko Heinosaari

arxiv:1710.08681 v1 · 2017-10-24 · 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{K6SFEF3TSU74MH64G25X6BBV7C}

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	2026-05-18T00:07:28.188861Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

57a4521773953fc61fdc36bb7f0435f8b3c3cbd3e5bacc8dc427ffb6bd2dc8d4

Aliases

arxiv: 1710.08681 · arxiv_version: 1710.08681v1 · doi: 10.48550/arxiv.1710.08681 · pith_short_12: K6SFEF3TSU74 · pith_short_16: K6SFEF3TSU74MH64 · pith_short_8: K6SFEF3T

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/K6SFEF3TSU74MH64G25X6BBV7C \
  | 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: 57a4521773953fc61fdc36bb7f0435f8b3c3cbd3e5bacc8dc427ffb6bd2dc8d4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "87eccbaf0bd663819b98f59b8d0d851342eebe05d52827876d94dc9fc308c675",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2017-10-24T09:53:02Z",
    "title_canon_sha256": "bc7678716366cc83d3b0811621b29bd04626a8d5b3f6fb787cad7ad8f49a3332"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.08681",
    "kind": "arxiv",
    "version": 1
  }
}