Pith Number

pith:4TWA73AS

pith:2015:4TWA73AS2Y6HOTVYEL6W7UXVEA

not attested not anchored not stored refs pending

Verification and Invalidation of the Theory of Symplectic Manifold with Contact Degeneracies as Applied to the Classical Field Theory

Igor V. Sokolov

arxiv:1509.00845 v2 · 2015-09-02 · physics.class-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{4TWA73AS2Y6HOTVYEL6W7UXVEA}

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	2026-05-18T01:33:15.124216Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e4ec0fec12d63c774eb822fd6fd2f5202ad7ee43de935a2162fbc8e120619968

Aliases

arxiv: 1509.00845 · arxiv_version: 1509.00845v2 · doi: 10.48550/arxiv.1509.00845 · pith_short_12: 4TWA73AS2Y6H · pith_short_16: 4TWA73AS2Y6HOTVY · pith_short_8: 4TWA73AS

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/4TWA73AS2Y6HOTVYEL6W7UXVEA \
  | 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: e4ec0fec12d63c774eb822fd6fd2f5202ad7ee43de935a2162fbc8e120619968

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "66b568950cb6adb2968d3115d30497a00466955889e508912eafa2a5e279c2ae",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.class-ph",
    "submitted_at": "2015-09-02T16:04:38Z",
    "title_canon_sha256": "eb6119f80984c4a8202bd75bb707ba3a62bf54653169a896a82bcde4b5f33699"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.00845",
    "kind": "arxiv",
    "version": 2
  }
}