Pith Number

pith:RMQR7LQM

pith:2012:RMQR7LQMFSPJFPBMAR6JHJSJFQ

not attested not anchored not stored refs pending

Periodic structure in the Mpc-scale jet of PKS 0637-752

D. A. Schwartz, D. L. Jauncey, D. M. Worrall, E. S. Perlman, G. V. Bicknell, H. L. Marshall, J. E. J. Lovell, J. Gelbord, L. E. H. Godfrey, M. Birkinshaw, R. Ekers, S. Burke-Spolaor

arxiv:1209.4637 v1 · 2012-09-20 · astro-ph.CO · 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{RMQR7LQMFSPJFPBMAR6JHJSJFQ}

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	2026-05-18T01:54:20.509538Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8b211fae0c2c9e92bc2c047c93a6492c38fc2f0df796a7f810013846f3e1da8e

Aliases

arxiv: 1209.4637 · arxiv_version: 1209.4637v1 · doi: 10.48550/arxiv.1209.4637 · pith_short_12: RMQR7LQMFSPJ · pith_short_16: RMQR7LQMFSPJFPBM · pith_short_8: RMQR7LQM

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/RMQR7LQMFSPJFPBMAR6JHJSJFQ \
  | 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: 8b211fae0c2c9e92bc2c047c93a6492c38fc2f0df796a7f810013846f3e1da8e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3fcb75735d98e9f0c35c6e65db34d156a57b01e00318037455294696ec690ea9",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-09-20T20:00:00Z",
    "title_canon_sha256": "6ec62f2e9d18ab8aa513e5814dd24efbb8c9f55a07c861506cba41fee7e50528"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.4637",
    "kind": "arxiv",
    "version": 1
  }
}