Pith Number

pith:FEYXEDEB

pith:2014:FEYXEDEBEJHYSNHUXUDJAKUGQE

not attested not anchored not stored refs pending

Magnetic Field Amplification and Flat Spectrum Radio Quasars

Charles D. Bailyn, Erin W. Bonning, Giovanni Fossati, Haocheng Zhang, Jedidah Isler, Laura Maraschi, Markus Boettcher, Martin Pohl, Meg Urry, Michelle Buxton, Paolo Coppi, Ritaban Chatterjee, Xuhui Chen

arxiv:1404.2193 v1 · 2014-04-08 · 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{FEYXEDEBEJHYSNHUXUDJAKUGQE}

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	2026-05-18T01:43:36.391881Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2931720c81224f8934f4bd06902a86813b12e5fc95b2bb3e54e34ea7dc5613e4

Aliases

arxiv: 1404.2193 · arxiv_version: 1404.2193v1 · doi: 10.48550/arxiv.1404.2193 · pith_short_12: FEYXEDEBEJHY · pith_short_16: FEYXEDEBEJHYSNHU · pith_short_8: FEYXEDEB

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/FEYXEDEBEJHYSNHUXUDJAKUGQE \
  | 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: 2931720c81224f8934f4bd06902a86813b12e5fc95b2bb3e54e34ea7dc5613e4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "060a37020fa507a8f32e5ca63733445227ed19d45324233ee4ea17c7479e41ca",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2014-04-08T16:09:03Z",
    "title_canon_sha256": "5301fda65211955d25e8c2b099895a25fbd796ef0d8ca99697aa85e7f5e9eade"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.2193",
    "kind": "arxiv",
    "version": 1
  }
}