Pith Number

pith:SQXUGOYV

pith:2021:SQXUGOYVJC7DU7N7V4Z44UAVCB

not attested not anchored not stored refs pending

Fast quantum state discrimination with nonlinear PTP channels

Michael R. Geller

arxiv:2111.05977 v2 · 2021-11-10 · 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{SQXUGOYVJC7DU7N7V4Z44UAVCB}

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.

Cited by

3 papers in Pith

Quasilinear evolution versus von Neumann selective measurement

Receipt and verification

First computed	2026-07-05T06:27:38.028529Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

942f433b1548be3a7dbfaf33ce5015104b582bbc9f19af73f0f44a2bfeca1be3

Aliases

arxiv: 2111.05977 · arxiv_version: 2111.05977v2 · doi: 10.48550/arxiv.2111.05977 · pith_short_12: SQXUGOYVJC7D · pith_short_16: SQXUGOYVJC7DU7N7 · pith_short_8: SQXUGOYV

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/SQXUGOYVJC7DU7N7V4Z44UAVCB \
  | 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: 942f433b1548be3a7dbfaf33ce5015104b582bbc9f19af73f0f44a2bfeca1be3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9ecca6c3935b4700134b8bc08e1b2ee26f6b0ab48fe995f92ea0686d67c08b56",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-11-10T22:42:37Z",
    "title_canon_sha256": "f0f7b999937b2c6dc60f86652a8b9304ab3ef4417ad188f31a54dbf496651af4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.05977",
    "kind": "arxiv",
    "version": 2
  }
}