Pith Number

pith:ZTRFN2DQ

pith:2015:ZTRFN2DQJ7BAX3XUKNTRTGWM7N

not attested not anchored not stored refs pending

Variational Contact Symmetries of Constraint Lagrangians

A. Paliathanasis, M. Tsamparlis, N. Dimakis, Petros A. Terzis, T. Christodoulakis

arxiv:1503.00932 v1 · 2015-03-03 · 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{ZTRFN2DQJ7BAX3XUKNTRTGWM7N}

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	2026-05-18T01:20:46.881514Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cce256e8704fc20beef45367199accfb6c580869d489e682bc6b1950ade0b4b4

Aliases

arxiv: 1503.00932 · arxiv_version: 1503.00932v1 · doi: 10.48550/arxiv.1503.00932 · pith_short_12: ZTRFN2DQJ7BA · pith_short_16: ZTRFN2DQJ7BAX3XU · pith_short_8: ZTRFN2DQ

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/ZTRFN2DQJ7BAX3XUKNTRTGWM7N \
  | 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: cce256e8704fc20beef45367199accfb6c580869d489e682bc6b1950ade0b4b4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a0c979d05a144594a9563a175c8e35f33f2e89090328bc6c9fb880af9c67977",
    "cross_cats_sorted": [
      "hep-th",
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2015-03-03T13:15:05Z",
    "title_canon_sha256": "f7e6d9a74c4324ba15ad28bcdd28c1416e9d32db80f7609582c089d9b400cca3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.00932",
    "kind": "arxiv",
    "version": 1
  }
}