Pith Number

pith:3DA6O5DL

pith:1997:3DA6O5DLUCQ4AC4L5EXQY3SBAF

not attested not anchored not stored refs pending

Lagrangian and Hamiltonian formalism for discontinuous fluid and gravitational field

J. Kijowski, P. Hajicek

arxiv:gr-qc/9707020 v1 · 1997-07-09 · gr-qc

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3DA6O5DLUCQ4AC4L5EXQY3SBAF}

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.

Cited by

1 paper in Pith

Rotating Thin Shells in Einstein-Gauss-Bonnet Gravity

Receipt and verification

First computed	2026-05-18T02:37:29.392818Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d8c1e7746ba0a1c00b8be92f0c6e41014e54ce2f979e34c3e4a0d89024127fa2

Aliases

arxiv: gr-qc/9707020 · arxiv_version: gr-qc/9707020v1 · doi: 10.48550/arxiv.gr-qc/9707020 · pith_short_12: 3DA6O5DLUCQ4 · pith_short_16: 3DA6O5DLUCQ4AC4L · pith_short_8: 3DA6O5DL

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/3DA6O5DLUCQ4AC4L5EXQY3SBAF \
  | 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: d8c1e7746ba0a1c00b8be92f0c6e41014e54ce2f979e34c3e4a0d89024127fa2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "015b0c57a111780968c9242d1aa1f87924eb7ccd8e17a7e234e75577b6405647",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "1997-07-09T13:54:59Z",
    "title_canon_sha256": "29757b3e4f00ba03bfbaf1fd67ca2201f13d3a0fa04500938d71c5ae0ab98eb9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/9707020",
    "kind": "arxiv",
    "version": 1
  }
}