Pith Number

pith:LOCDH74G

pith:2011:LOCDH74GNJY7OCDU3SVNJKXEKR

not attested not anchored not stored refs pending

Study of a self-adjoint operator indicating the direction of time within standard quantum mechanics

J. Silman, L.P. Horwitz, S. Machnes, Y. Strauss

arxiv:1101.3969 v1 · 2011-01-20 · 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{LOCDH74GNJY7OCDU3SVNJKXEKR}

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	2026-05-18T02:55:48.794226Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5b8433ff866a71f70874dcaad4aae454544c2d8b2c1fcc072f838a1e1792dfe1

Aliases

arxiv: 1101.3969 · arxiv_version: 1101.3969v1 · doi: 10.48550/arxiv.1101.3969 · pith_short_12: LOCDH74GNJY7 · pith_short_16: LOCDH74GNJY7OCDU · pith_short_8: LOCDH74G

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/LOCDH74GNJY7OCDU3SVNJKXEKR \
  | 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: 5b8433ff866a71f70874dcaad4aae454544c2d8b2c1fcc072f838a1e1792dfe1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3f1f74c545c0f24f3aa61ea115b69401129213824e867a964f77312a7976de9a",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2011-01-20T17:06:18Z",
    "title_canon_sha256": "7514146bd0b58eff38e660b14bee1d3eaf9cec865ad0278ced6b6501ffc5cdc9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.3969",
    "kind": "arxiv",
    "version": 1
  }
}