Pith Number

pith:5QZF2ZWM

pith:2012:5QZF2ZWMCBOO3AUZBLQ76FXGRX

not attested not anchored not stored refs pending

New Constraints on Preferred Frame Effects from Binary Pulsars

Lijing Shao, Michael Kramer, Norbert Wex

arxiv:1209.5171 v1 · 2012-09-24 · gr-qc · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5QZF2ZWMCBOO3AUZBLQ76FXGRX}

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	2026-05-18T03:22:06.017462Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ec325d66cc105ced82990ae1ff16e68dc016f1ac1ec00b60e934253ab0d2a9dc

Aliases

arxiv: 1209.5171 · arxiv_version: 1209.5171v1 · doi: 10.48550/arxiv.1209.5171 · pith_short_12: 5QZF2ZWMCBOO · pith_short_16: 5QZF2ZWMCBOO3AUZ · pith_short_8: 5QZF2ZWM

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/5QZF2ZWMCBOO3AUZBLQ76FXGRX \
  | 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: ec325d66cc105ced82990ae1ff16e68dc016f1ac1ec00b60e934253ab0d2a9dc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a8f4c0428c6edc241bb26f79db456104505fccbb40ea3810997683b802f20a7c",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2012-09-24T07:20:42Z",
    "title_canon_sha256": "3e417858c2ad39037a21bf33f322c1bba58c844ba569583135de6dc00c55038d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.5171",
    "kind": "arxiv",
    "version": 1
  }
}