Pith Number

pith:NEK45IA7

pith:2017:NEK45IA7Q7SORNVJLGKSQK2V3R

not attested not anchored not stored refs pending

Extended Hamiltonian Formalism and Lorentz-Violating Lagrangians

Don Colladay

arxiv:1706.06637 v1 · 2017-06-20 · hep-th · hep-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{NEK45IA7Q7SORNVJLGKSQK2V3R}

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	2026-05-18T00:35:19.865888Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6915cea01f87e4e8b6a95995282b55dc45cec33f27f377418fc0663cfcbcca35

Aliases

arxiv: 1706.06637 · arxiv_version: 1706.06637v1 · doi: 10.48550/arxiv.1706.06637 · pith_short_12: NEK45IA7Q7SO · pith_short_16: NEK45IA7Q7SORNVJ · pith_short_8: NEK45IA7

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/NEK45IA7Q7SORNVJLGKSQK2V3R \
  | 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: 6915cea01f87e4e8b6a95995282b55dc45cec33f27f377418fc0663cfcbcca35

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bcfff333ec774d10ba62682e03dab8d8e8e7997ee06ce1d2142f87e5fe04945e",
    "cross_cats_sorted": [
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2017-06-20T19:23:41Z",
    "title_canon_sha256": "dff74e05b46934bcca72c1dbe63bc3888588dd79742691b1eb6b245e08d37654"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.06637",
    "kind": "arxiv",
    "version": 1
  }
}