Pith Number

pith:D4WF6E52

pith:2019:D4WF6E52VVHU5NEFSXXR6KUKCU

not attested not anchored not stored refs pending

Time-reversed and coherently-enhanced memory: A single-mode quantum atom-optic memory without a cavity

Aaron D. Tranter, Anthony C. Leung, Ben C. Buchler, Geoff T. Campbell, Jesse L. Everett, Karun V. Paul, Pierre Vernaz-Gris, Ping Koy Lam

arxiv:1901.07144 v1 · 2019-01-22 · quant-ph · physics.atom-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{D4WF6E52VVHU5NEFSXXR6KUKCU}

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	2026-05-17T23:55:48.016367Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1f2c5f13baad4f4eb48595ef1f2a8a151bf07e1da799f41a9d8ce4ea13a6c4ce

Aliases

arxiv: 1901.07144 · arxiv_version: 1901.07144v1 · doi: 10.48550/arxiv.1901.07144 · pith_short_12: D4WF6E52VVHU · pith_short_16: D4WF6E52VVHU5NEF · pith_short_8: D4WF6E52

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/D4WF6E52VVHU5NEFSXXR6KUKCU \
  | 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: 1f2c5f13baad4f4eb48595ef1f2a8a151bf07e1da799f41a9d8ce4ea13a6c4ce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad23ef4f7d4bd5e9ac6e28435b4341f8276d89bbbc4b867d4e65948624851d57",
    "cross_cats_sorted": [
      "physics.atom-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-01-22T01:36:27Z",
    "title_canon_sha256": "09f4584a439a712c66acc270372f94e1cc8f8215c22c072beb767f949d1878d1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.07144",
    "kind": "arxiv",
    "version": 1
  }
}