Pith Number

pith:DEGZDT6U

pith:2015:DEGZDT6U7UQZHFQQGDLWK4NQP5

not attested not anchored not stored refs pending

Nonclassical properties and quantum resources of hierarchical photonic superposition states

T.J. Volkoff

arxiv:1504.07123 v2 · 2015-04-27 · 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{DEGZDT6U7UQZHFQQGDLWK4NQP5}

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	2026-05-18T01:22:01.641582Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

190d91cfd4fd2193961030d76571b07f6429516456bd66de9cbbe6ef0882ac9a

Aliases

arxiv: 1504.07123 · arxiv_version: 1504.07123v2 · doi: 10.48550/arxiv.1504.07123 · pith_short_12: DEGZDT6U7UQZ · pith_short_16: DEGZDT6U7UQZHFQQ · pith_short_8: DEGZDT6U

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/DEGZDT6U7UQZHFQQGDLWK4NQP5 \
  | 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: 190d91cfd4fd2193961030d76571b07f6429516456bd66de9cbbe6ef0882ac9a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3b4ced5fe38d17baf1a9dd753eb86e4f9fe990213c4a772fa12bd178a2dec2d4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-04-27T15:02:19Z",
    "title_canon_sha256": "9cec16262dca3644b0e5b7f93514deaa185e756800bbd36ecadf10a50926560d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.07123",
    "kind": "arxiv",
    "version": 2
  }
}