Pith Number

pith:KN3R4BCG

pith:2009:KN3R4BCGJ5APDFD7M2LBZDKRZM

not attested not anchored not stored refs pending

Decoherence in a double-slit quantum eraser

A. Delgado, C. Saavedra, F. A. Torres-Ruiz, G. Lima, S. P\'adua

arxiv:0911.0330 v2 · 2009-11-02 · 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{KN3R4BCGJ5APDFD7M2LBZDKRZM}

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	2026-05-18T02:11:00.586879Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

53771e04464f40f1947f66961c8d51cb2b74763af402295a6a4a4ad2ac932eab

Aliases

arxiv: 0911.0330 · arxiv_version: 0911.0330v2 · doi: 10.48550/arxiv.0911.0330 · pith_short_12: KN3R4BCGJ5AP · pith_short_16: KN3R4BCGJ5APDFD7 · pith_short_8: KN3R4BCG

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/KN3R4BCGJ5APDFD7M2LBZDKRZM \
  | 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: 53771e04464f40f1947f66961c8d51cb2b74763af402295a6a4a4ad2ac932eab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "199efdbbc231e567ef2fbe490eb02c2249782d2bafeb66970b1c4fe2163a07f6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2009-11-02T15:08:37Z",
    "title_canon_sha256": "b60865800bf1bc283b2c89bd0d514622b769e2d54e0cc957f6ace212ea8a6bbc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.0330",
    "kind": "arxiv",
    "version": 2
  }
}