Pith Number

pith:UXHAKP6X

pith:2009:UXHAKP6XHO5U7S57CV5ZXYDH2B

not attested not anchored not stored refs pending

Generating entangled fermions by accelerated measurements on the vacuum

David C. M. Ostapchuk, Robert B. Mann

arxiv:0903.0219 v1 · 2009-03-02 · 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{UXHAKP6XHO5U7S57CV5ZXYDH2B}

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	2026-05-18T02:14:37.936813Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a5ce053fd73bbb4fcbbf157b9be067d06c657575b27bc7e49761f36ac7c5b5d7

Aliases

arxiv: 0903.0219 · arxiv_version: 0903.0219v1 · doi: 10.48550/arxiv.0903.0219 · pith_short_12: UXHAKP6XHO5U · pith_short_16: UXHAKP6XHO5U7S57 · pith_short_8: UXHAKP6X

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/UXHAKP6XHO5U7S57CV5ZXYDH2B \
  | 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: a5ce053fd73bbb4fcbbf157b9be067d06c657575b27bc7e49761f36ac7c5b5d7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e1617d6826a7ebf0bfa2f903158606170f338a1834b1a4cd578f9c6df56c0ff5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2009-03-02T07:42:13Z",
    "title_canon_sha256": "8f8dd7d66881040ec7a8f191e9478fedd6e986098633acb5f96f30588bb4823d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.0219",
    "kind": "arxiv",
    "version": 1
  }
}