Pith Number

pith:42LO5GP4

pith:2009:42LO5GP4LITF6YAKRTPIMH2T6D

not attested not anchored not stored refs pending

Raman scheme for adjustable bandwidth quantum memory

J.-L. Le Gouet, P. R. Berman

arxiv:0904.0667 v1 · 2009-04-03 · 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{42LO5GP4LITF6YAKRTPIMH2T6D}

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	2026-05-18T04:20:13.378614Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e696ee99fc5a265f600a8cde861f53f0d4a77e11fc405f01a4db634e2eac2dce

Aliases

arxiv: 0904.0667 · arxiv_version: 0904.0667v1 · doi: 10.48550/arxiv.0904.0667 · pith_short_12: 42LO5GP4LITF · pith_short_16: 42LO5GP4LITF6YAK · pith_short_8: 42LO5GP4

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/42LO5GP4LITF6YAKRTPIMH2T6D \
  | 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: e696ee99fc5a265f600a8cde861f53f0d4a77e11fc405f01a4db634e2eac2dce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "074adcbd4ca0c4b2af8e537c9c67baea8c17b245f22a9c247f7e6f95f7ec69cd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2009-04-03T22:54:47Z",
    "title_canon_sha256": "c1ce6c16b550c134a2ce926c1375e22a586742d684cf9f64730ae3b87d6635ea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0904.0667",
    "kind": "arxiv",
    "version": 1
  }
}