Pith Number

pith:G6G4JWDG

pith:2020:G6G4JWDG7HH7WJINY3SZJ4VF6T

not attested not anchored not stored refs pending

Testing the Weak Equivalence Principle and Lorentz Invariance with Multiwavelength Polarization Observations of GRB Optical Afterglows

Jun-Jie Wei, Xue-Feng Wu

arxiv:2006.11528 v1 · 2020-06-20 · astro-ph.HE · 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{G6G4JWDG7HH7WJINY3SZJ4VF6T}

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	2026-07-05T01:11:50.931532Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

378dc4d866f9cffb250dc6e594f2a5f4e866dffc956bbd80aca92c440dfa0f29

Aliases

arxiv: 2006.11528 · arxiv_version: 2006.11528v1 · doi: 10.48550/arxiv.2006.11528 · pith_short_12: G6G4JWDG7HH7 · pith_short_16: G6G4JWDG7HH7WJIN · pith_short_8: G6G4JWDG

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/G6G4JWDG7HH7WJINY3SZJ4VF6T \
  | 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: 378dc4d866f9cffb250dc6e594f2a5f4e866dffc956bbd80aca92c440dfa0f29

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a320dd81edf68d9134d20ae797f6a5bdee7d1b29e4ca9f4fa06e8146219ceb8f",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2020-06-20T09:10:59Z",
    "title_canon_sha256": "947a9628e0d3c1255fbb025725e33b7cb87848b7ac16a17661a8af315ac983f1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.11528",
    "kind": "arxiv",
    "version": 1
  }
}