Pith Number

pith:MUX53Z23

pith:2019:MUX53Z23VAPG6WN62PRYR6DT64

not attested not anchored not stored refs pending

Testing the relativistic Doppler boost hypothesis for the binary candidate quasar PG1302-102 with multi-band Swift data

Chengcheng Xin, Daniel J. D'Orazio, Daniel Stern, David Schiminovich, Maria Charisi, Matthew J. Graham, Zoltan Haiman

arxiv:1907.11246 v2 · 2019-07-25 · astro-ph.GA · 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{MUX53Z23VAPG6WN62PRYR6DT64}

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	2026-07-05T01:12:01.852401Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

652fdde75ba81e6f59bed3e388f873f7233e195bc19a835d5e4e90e1f802c7ba

Aliases

arxiv: 1907.11246 · arxiv_version: 1907.11246v2 · doi: 10.48550/arxiv.1907.11246 · pith_short_12: MUX53Z23VAPG · pith_short_16: MUX53Z23VAPG6WN6 · pith_short_8: MUX53Z23

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/MUX53Z23VAPG6WN62PRYR6DT64 \
  | 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: 652fdde75ba81e6f59bed3e388f873f7233e195bc19a835d5e4e90e1f802c7ba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2b63e459bb630ea0336cef887e43c81b447881eea05632c4ed5e601982fd1b4a",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-07-25T18:00:01Z",
    "title_canon_sha256": "9d9e0c0bad49d36b1c6440236365073aa53e13788552e0f96c69c80c6355603f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.11246",
    "kind": "arxiv",
    "version": 2
  }
}