Pith Number

pith:GSRLLFAL

pith:2016:GSRLLFALQQS5NW7JLI2PTNSDUK

not attested not anchored not stored refs pending

Video recording true single-photon double-slit interference

Gabriel C. Spalding, Miles J. Padgett, Reuben S. Aspden

arxiv:1602.05987 v2 · 2016-02-18 · quant-ph · physics.ed-ph · 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{GSRLLFALQQS5NW7JLI2PTNSDUK}

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	2026-05-18T01:04:41.415830Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

34a2b5940b8425d6dbe95a34f9b643a2b2c898be236c4e19f41cd202a8fa71d4

Aliases

arxiv: 1602.05987 · arxiv_version: 1602.05987v2 · doi: 10.48550/arxiv.1602.05987 · pith_short_12: GSRLLFALQQS5 · pith_short_16: GSRLLFALQQS5NW7J · pith_short_8: GSRLLFAL

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/GSRLLFALQQS5NW7JLI2PTNSDUK \
  | 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: 34a2b5940b8425d6dbe95a34f9b643a2b2c898be236c4e19f41cd202a8fa71d4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "86cd6a7fd6376639cbe6d2d0b2fc06c942f797333ab56ed4f172b04f93320ee7",
    "cross_cats_sorted": [
      "physics.ed-ph",
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2016-02-18T22:05:33Z",
    "title_canon_sha256": "55986987bcf41d87363d0f2e472b4e77cd7b05752df981b32220b8c50897b1e1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.05987",
    "kind": "arxiv",
    "version": 2
  }
}