Pith Number

pith:MQNP3HJI

pith:2018:MQNP3HJIMAZDPZVOATSKFUCNYJ

not attested not anchored not stored refs pending

Time-Irreversibility is Hidden Within Newtonian Mechanics

Carol Griswold Hoover, William Graham Hoover

arxiv:1801.09899 v3 · 2018-01-30 · cond-mat.stat-mech · nlin.CD · physics.class-ph · physics.comp-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{MQNP3HJIMAZDPZVOATSKFUCNYJ}

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	2026-05-18T00:04:59.650690Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

641afd9d28603237e6ae04e4a2d04dc25e0922260700eb297c7446ffb031b599

Aliases

arxiv: 1801.09899 · arxiv_version: 1801.09899v3 · doi: 10.48550/arxiv.1801.09899 · pith_short_12: MQNP3HJIMAZD · pith_short_16: MQNP3HJIMAZDPZVO · pith_short_8: MQNP3HJI

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/MQNP3HJIMAZDPZVOATSKFUCNYJ \
  | 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: 641afd9d28603237e6ae04e4a2d04dc25e0922260700eb297c7446ffb031b599

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c5bd3259cda54f6d3ca8cbe8ed05b754eaf29e6bbffdd7cc56c01a9986c0102b",
    "cross_cats_sorted": [
      "nlin.CD",
      "physics.class-ph",
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.stat-mech",
    "submitted_at": "2018-01-30T08:58:05Z",
    "title_canon_sha256": "e36e52350a2bc80a52889c561bbec01ab405528045c05434c50185e125157681"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.09899",
    "kind": "arxiv",
    "version": 3
  }
}