Pith Number

pith:GK7OUAPW

pith:2011:GK7OUAPWLGAU3C5U2EZNGLF4T6

not attested not anchored not stored refs pending

Nonperturbative theory of weak pre- and post-selected measurements

Abraham G. Kofman, Franco Nori, Sahel Ashhab

arxiv:1109.6315 v2 · 2011-09-28 · 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{GK7OUAPWLGAU3C5U2EZNGLF4T6}

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	2026-05-18T03:43:18.636127Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

32beea01f659814d8bb4d132d32cbc9f8ca64dd89decaa5c57b53112b5f876e4

Aliases

arxiv: 1109.6315 · arxiv_version: 1109.6315v2 · doi: 10.48550/arxiv.1109.6315 · pith_short_12: GK7OUAPWLGAU · pith_short_16: GK7OUAPWLGAU3C5U · pith_short_8: GK7OUAPW

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/GK7OUAPWLGAU3C5U2EZNGLF4T6 \
  | 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: 32beea01f659814d8bb4d132d32cbc9f8ca64dd89decaa5c57b53112b5f876e4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "877bcec1a29bb9534e192d1195645bf2f301ce07e5a5647dd9039a219b437cd2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2011-09-28T19:56:51Z",
    "title_canon_sha256": "fb12ea925796acfcaa75dfc98f68a1afcd97956694ba0c219a2e5d20ef7517f4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.6315",
    "kind": "arxiv",
    "version": 2
  }
}