Pith Number

pith:WBVUS5TP

pith:2019:WBVUS5TP6DLJFNFUGTCSDN7ZNW

not attested not anchored not stored refs pending

The type III stress-energy tensor: Ugly Duckling of the Hawking-Ellis classification

Matt Visser, Prado Mart\'in-Moruno

arxiv:1907.01269 v3 · 2019-07-02 · 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{WBVUS5TP6DLJFNFUGTCSDN7ZNW}

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

Disformal Maps: Classification and Singular Dynamics

Receipt and verification

First computed	2026-07-05T00:18:51.702535Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b06b49766ff0d692b4b434c521b7f96db9218a179d6d5dd8af9a20e060446307

Aliases

arxiv: 1907.01269 · arxiv_version: 1907.01269v3 · doi: 10.48550/arxiv.1907.01269 · pith_short_12: WBVUS5TP6DLJ · pith_short_16: WBVUS5TP6DLJFNFU · pith_short_8: WBVUS5TP

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/WBVUS5TP6DLJFNFUGTCSDN7ZNW \
  | 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: b06b49766ff0d692b4b434c521b7f96db9218a179d6d5dd8af9a20e060446307

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "258b4029a0fed71eb557d85569434b6c0ba0e4c40ba004f00bc6c354682ddef4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2019-07-02T10:01:24Z",
    "title_canon_sha256": "2570292fc5f57078d0ad570086376df85ed3cb31ab940f03cf0fb14bdf9de8e5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.01269",
    "kind": "arxiv",
    "version": 3
  }
}