Pith Number

pith:4NU7W5BP

pith:2022:4NU7W5BPHKFMVUALIF7P45KR63

not attested not anchored not stored refs pending

Symmetric-hyperbolic quasi-hydrodynamics

Brynmor Haskell, Lorenzo Gavassino, Marco Antonelli

arxiv:2207.14778 v2 · 2022-07-29 · gr-qc · hep-th · physics.flu-dyn

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4NU7W5BPHKFMVUALIF7P45KR63}

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	2026-07-05T04:59:41.788183Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e369fb742f3a8acad00b417efe7551f6eb3ab4aa5bd7214057e4c5a8f1191f49

Aliases

arxiv: 2207.14778 · arxiv_version: 2207.14778v2 · doi: 10.48550/arxiv.2207.14778 · pith_short_12: 4NU7W5BPHKFM · pith_short_16: 4NU7W5BPHKFMVUAL · pith_short_8: 4NU7W5BP

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/4NU7W5BPHKFMVUALIF7P45KR63 \
  | 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: e369fb742f3a8acad00b417efe7551f6eb3ab4aa5bd7214057e4c5a8f1191f49

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "88756e419957e2eb60d28d8446da3ba6e8b65b0fc75d6938f02eb174ada333b7",
    "cross_cats_sorted": [
      "hep-th",
      "physics.flu-dyn"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2022-07-29T16:41:42Z",
    "title_canon_sha256": "1cf6357e062e6f4d094b257b57fefab8dbc6f0cb73e86c259b56b86691510cf3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2207.14778",
    "kind": "arxiv",
    "version": 2
  }
}