Pith Number

pith:IPHH4M6F

pith:2002:IPHH4M6FYFYWEJHNEKEPC2EVGR

not attested not anchored not stored refs pending

Faster than Light Photons in Gravitational Fields II - Dispersion and Vacuum Polarisation

G.M. Shore

arxiv:gr-qc/0203034 v1 · 2002-03-11 · gr-qc · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IPHH4M6FYFYWEJHNEKEPC2EVGR}

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

Theoretical and Observational Bounds on Dynamical Chern-Simons Gravity as an Effective Field Theory

Receipt and verification

First computed	2026-07-04T16:33:42.352988Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

43ce7e33c5c1716224ed2288f168953471ea85068d1ec537a1fd7f65ea9f279b

Aliases

arxiv: gr-qc/0203034 · arxiv_version: gr-qc/0203034v1 · doi: 10.48550/arxiv.gr-qc/0203034 · pith_short_12: IPHH4M6FYFYW · pith_short_16: IPHH4M6FYFYWEJHN · pith_short_8: IPHH4M6F

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/IPHH4M6FYFYWEJHNEKEPC2EVGR \
  | 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: 43ce7e33c5c1716224ed2288f168953471ea85068d1ec537a1fd7f65ea9f279b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fadde570b15027a4b73f0e25d2c16e3ad111f93124067a89c0dff40da24e27c1",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2002-03-11T19:08:08Z",
    "title_canon_sha256": "4a35b7e95975b890dd37ebb3fd78246e48eef6ba61ef74baf935121bb770bcd3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0203034",
    "kind": "arxiv",
    "version": 1
  }
}