Pith Number

pith:7TURFBJM

pith:2019:7TURFBJMNUVJLTOMYL2O7E7OL4

not attested not anchored not stored refs pending

Generating photon-added states without adding a photon

J.D. Franson, S.U. Shringarpure

arxiv:1908.08028 v2 · 2019-08-21 · 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{7TURFBJMNUVJLTOMYL2O7E7OL4}

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	2026-07-05T00:10:42.337588Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fce912852c6d2a95cdccc2f4ef93ee5f304f019c2b0fa508421af2e32fa9f6a0

Aliases

arxiv: 1908.08028 · arxiv_version: 1908.08028v2 · doi: 10.48550/arxiv.1908.08028 · pith_short_12: 7TURFBJMNUVJ · pith_short_16: 7TURFBJMNUVJLTOM · pith_short_8: 7TURFBJM

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/7TURFBJMNUVJLTOMYL2O7E7OL4 \
  | 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: fce912852c6d2a95cdccc2f4ef93ee5f304f019c2b0fa508421af2e32fa9f6a0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "53599abe65e45491eca59000bbfec02e147d6c82c5d8e6a7ff5d8ff61d8f06dc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-08-21T17:50:33Z",
    "title_canon_sha256": "412be77ca360ac7cddd6c1232ac33d8d315cbc7096963fbce5517f63a36c0b53"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.08028",
    "kind": "arxiv",
    "version": 2
  }
}