Pith Number

pith:TGHNBYCT

pith:2026:TGHNBYCTD4BCHUAXQZUGHLNBNX

not attested not anchored not stored refs pending

Continuous Observation of Quantum Systems

Hans Maassen

arxiv:2607.01158 v1 · 2026-07-01 · quant-ph · math-ph · math.MP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TGHNBYCTD4BCHUAXQZUGHLNBNX}

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	2026-07-02T01:18:30.807476Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

998ed0e0531f0223d017866863ada16dd0fda981eb683a8d41aa52203b153b8d

Aliases

arxiv: 2607.01158 · arxiv_version: 2607.01158v1 · doi: 10.48550/arxiv.2607.01158 · pith_short_12: TGHNBYCTD4BC · pith_short_16: TGHNBYCTD4BCHUAX · pith_short_8: TGHNBYCT

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/TGHNBYCTD4BCHUAXQZUGHLNBNX \
  | 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: 998ed0e0531f0223d017866863ada16dd0fda981eb683a8d41aa52203b153b8d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "33e933f9fab68a939c19156b6e6cfed2663daae784627393f693b34c7f9fed31",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-07-01T16:42:31Z",
    "title_canon_sha256": "bdeb10a7b522a4dc9493a610b2394dc9049d665377feaeaf9d2229991fd64eed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.01158",
    "kind": "arxiv",
    "version": 1
  }
}