Pith Number

pith:ONAOSSH6

pith:2009:ONAOSSH6SYMBDGY2QCNY45PJWE

not attested not anchored not stored refs pending

Ghost imaging without beam splitter

Hui Wang, Shengsheng Han, Shibei He, Wenlin Gong, Xia Shen

arxiv:0907.0908 v1 · 2009-07-06 · physics.optics

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ONAOSSH6SYMBDGY2QCNY45PJWE}

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	2026-05-18T02:13:05.141179Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7340e948fe9618119b1a809b8e75e9b12b678ec6900ddcbdb945f63ffaa31da6

Aliases

arxiv: 0907.0908 · arxiv_version: 0907.0908v1 · doi: 10.48550/arxiv.0907.0908 · pith_short_12: ONAOSSH6SYMB · pith_short_16: ONAOSSH6SYMBDGY2 · pith_short_8: ONAOSSH6

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/ONAOSSH6SYMBDGY2QCNY45PJWE \
  | 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: 7340e948fe9618119b1a809b8e75e9b12b678ec6900ddcbdb945f63ffaa31da6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "34d58ad40f80dbc6185f3e7f6d24f2be893cab9e09c90a372cfd475668507d23",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2009-07-06T03:03:21Z",
    "title_canon_sha256": "8d3e21f803bfbb322d5c4bf42f13219e5f05284264c36a44acf658cd3876b58b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0907.0908",
    "kind": "arxiv",
    "version": 1
  }
}