Pith Number

pith:AJJPYXEM

pith:2005:AJJPYXEMKG5YLRJEN7EAEWQ73S

not attested not anchored not stored refs pending

For Distinguishing Conjugate Hidden Subgroups, the Pretty Good Measurement is as Good as it Gets

Alexander Russell, Cristopher Moore

arxiv:quant-ph/0501177 v3 · 2005-01-31 · 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{AJJPYXEMKG5YLRJEN7EAEWQ73S}

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	2026-07-04T14:46:54.841399Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0252fc5c8c51bb85c5246fc8025a1fdc9a3fcd06cc1fff771eef475744862ce0

Aliases

arxiv: quant-ph/0501177 · arxiv_version: quant-ph/0501177v3 · doi: 10.48550/arxiv.quant-ph/0501177 · pith_short_12: AJJPYXEMKG5Y · pith_short_16: AJJPYXEMKG5YLRJE · pith_short_8: AJJPYXEM

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/AJJPYXEMKG5YLRJEN7EAEWQ73S \
  | 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: 0252fc5c8c51bb85c5246fc8025a1fdc9a3fcd06cc1fff771eef475744862ce0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "57b3a422009bbce82572b229f75bb7100c094e55563e7377ae3341566217a108",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2005-01-31T09:30:35Z",
    "title_canon_sha256": "d4c84ca5b6778777c59bfc71ab56eb490d0320089bfe039eaa76ac188290d1df"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0501177",
    "kind": "arxiv",
    "version": 3
  }
}