Pith Number

pith:IWTJD4FW

pith:2012:IWTJD4FWEF4UK37XBHGNIEVWSY

not attested not anchored not stored refs pending

Cavity enhanced storage - preparing for high efficiency quantum memories

Axel Thuresson, Lars Rippe, Mahmood Sabooni, Samuel Tornibue Kometa, Stefan Kr\"oll

arxiv:1212.3774 v2 · 2012-12-16 · quant-ph · physics.atom-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{IWTJD4FWEF4UK37XBHGNIEVWSY}

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	2026-05-18T01:37:21.911793Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

45a691f0b62179456ff709ccd412b69634df7022a5375a551ab3fbf1a266a3cc

Aliases

arxiv: 1212.3774 · arxiv_version: 1212.3774v2 · doi: 10.48550/arxiv.1212.3774 · pith_short_12: IWTJD4FWEF4U · pith_short_16: IWTJD4FWEF4UK37X · pith_short_8: IWTJD4FW

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/IWTJD4FWEF4UK37XBHGNIEVWSY \
  | 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: 45a691f0b62179456ff709ccd412b69634df7022a5375a551ab3fbf1a266a3cc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1f5cd2396949a98911aa7156b1a717e3dfd96a4c7fb045020097b8b014fc10f7",
    "cross_cats_sorted": [
      "physics.atom-ph",
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-12-16T10:55:24Z",
    "title_canon_sha256": "73dea669870ca68073a8ce7b263074f5ad58d5c834dcb3f193629a646986e698"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.3774",
    "kind": "arxiv",
    "version": 2
  }
}