Pith Number

pith:ZCGVM5RH

pith:2011:ZCGVM5RHIVL456CEOU4NEYUILB

not attested not anchored not stored refs pending

Entangling photons via the double quantum Zeno effect

Andreas Osterloh, Nicolai ten Brinke, Ralf Sch\"utzhold

arxiv:1103.2938 v2 · 2011-03-15 · 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{ZCGVM5RHIVL456CEOU4NEYUILB}

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	2026-05-18T01:12:40.811176Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c88d5676274557cef8447538d2628858675dfd5a8761db22f0a51bab262cb80a

Aliases

arxiv: 1103.2938 · arxiv_version: 1103.2938v2 · doi: 10.48550/arxiv.1103.2938 · pith_short_12: ZCGVM5RHIVL4 · pith_short_16: ZCGVM5RHIVL456CE · pith_short_8: ZCGVM5RH

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/ZCGVM5RHIVL456CEOU4NEYUILB \
  | 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: c88d5676274557cef8447538d2628858675dfd5a8761db22f0a51bab262cb80a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ce45e59027528706376af2b7581302501266daabfef5b2a77723b18a66d43f05",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2011-03-15T15:33:47Z",
    "title_canon_sha256": "2370708bd9062c525768a15ca114616bb8664c661b40532e27c6d0d55334486b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.2938",
    "kind": "arxiv",
    "version": 2
  }
}