Pith Number

pith:EAPQPANU

pith:2004:EAPQPANUPKLWQOEFWY3NVAFDWA

not attested not anchored not stored refs pending

Encoding multiple quantum coherences in non-commuting bases

Chandrasekhar Ramanathan, David G. Cory, Gregory S. Boutis, Hyungjoon Cho, Paola Cappellaro

arxiv:quant-ph/0408167 v1 · 2004-08-26 · 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{EAPQPANUPKLWQOEFWY3NVAFDWA}

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	2026-07-04T14:46:40.328478Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

201f0781b47a97683885b636da80a3b035526ec1a347b45ff8082aa1b5bfbf88

Aliases

arxiv: quant-ph/0408167 · arxiv_version: quant-ph/0408167v1 · doi: 10.48550/arxiv.quant-ph/0408167 · pith_short_12: EAPQPANUPKLW · pith_short_16: EAPQPANUPKLWQOEF · pith_short_8: EAPQPANU

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/EAPQPANUPKLWQOEFWY3NVAFDWA \
  | 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: 201f0781b47a97683885b636da80a3b035526ec1a347b45ff8082aa1b5bfbf88

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3b2528a034827f8d249a3a8e5b64b79f34a3708f0af27f5a06350bb92a80d0ac",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2004-08-26T14:33:27Z",
    "title_canon_sha256": "2dd8c0666285d103a956764c6af2f6f7712ec70e3c6825c2ed6c4513533f0983"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0408167",
    "kind": "arxiv",
    "version": 1
  }
}