Pith Number

pith:IHPACQ6U

pith:2024:IHPACQ6UAPKQOHUHTSTFQNPKTQ

not attested not anchored not stored refs pending

General protocols for the efficient distillation of indistinguishable photons

Eleanor G. Rieffel, Jason Saied, Jeffrey Marshall, Namit Anand

arxiv:2404.14217 v4 · 2024-04-22 · quant-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{IHPACQ6UAPKQOHUHTSTFQNPKTQ}

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	2026-07-05T10:39:45.512651Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

41de0143d403d5071e879ca65835ea9c35c4f2b66ba0cf0c017dccc1426ff4a6

Aliases

arxiv: 2404.14217 · arxiv_version: 2404.14217v4 · doi: 10.48550/arxiv.2404.14217 · pith_short_12: IHPACQ6UAPKQ · pith_short_16: IHPACQ6UAPKQOHUH · pith_short_8: IHPACQ6U

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/IHPACQ6UAPKQOHUHTSTFQNPKTQ \
  | 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: 41de0143d403d5071e879ca65835ea9c35c4f2b66ba0cf0c017dccc1426ff4a6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3437d1f16917fd6d94a99838d54e4147de505a191180f3c44f433b8466b9158f",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2024-04-22T14:31:55Z",
    "title_canon_sha256": "a8ad6ce9f7b5ffb5ec5fe768da579f0a1482d2c0e1967fe394225ad3e1f0698a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2404.14217",
    "kind": "arxiv",
    "version": 4
  }
}