Pith Number

pith:BPGTCU5X

pith:2016:BPGTCU5XIWIHWFM2FBEG2JQZPC

not attested not anchored not stored refs pending

Reconsideration of De Donder-Weyl theory by covariant analytic mechanics

Satoshi Nakajima

arxiv:1602.04849 v2 · 2016-02-15 · gr-qc · hep-th · 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{BPGTCU5XIWIHWFM2FBEG2JQZPC}

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	2026-05-18T01:13:09.407861Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0bcd3153b745907b159a28486d261978a2d0778023c875e801b063dbf38d953e

Aliases

arxiv: 1602.04849 · arxiv_version: 1602.04849v2 · doi: 10.48550/arxiv.1602.04849 · pith_short_12: BPGTCU5XIWIH · pith_short_16: BPGTCU5XIWIHWFM2 · pith_short_8: BPGTCU5X

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/BPGTCU5XIWIHWFM2FBEG2JQZPC \
  | 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: 0bcd3153b745907b159a28486d261978a2d0778023c875e801b063dbf38d953e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "234962cfbf2cc324adb8542fbe39ca7212672bc25f0dbd08e3847157621dbde0",
    "cross_cats_sorted": [
      "hep-th",
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2016-02-15T21:48:04Z",
    "title_canon_sha256": "93544482e76bcbfb9c51d1d8b80eb215b038ff88a7bff7e1858fe3c93cb4327d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.04849",
    "kind": "arxiv",
    "version": 2
  }
}