Pith Number

pith:UP3FQZC7

pith:2021:UP3FQZC72PKYVISQY6FYRFMQPI

not attested not anchored not stored refs pending

Magnetic fields in elliptical galaxies: Using the Laing-Garrington effect in radio galaxies and polarized emission from background radio sources

Amit Seta, Hilay Shah

arxiv:2108.12793 v2 · 2021-08-29 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UP3FQZC72PKYVISQY6FYRFMQPI}

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	2026-07-05T03:29:51.791290Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a3f658645fd3d58aa250c78b8895907a05325d803ccc5b420d7efe9eb37e7a5e

Aliases

arxiv: 2108.12793 · arxiv_version: 2108.12793v2 · doi: 10.48550/arxiv.2108.12793 · pith_short_12: UP3FQZC72PKY · pith_short_16: UP3FQZC72PKYVISQ · pith_short_8: UP3FQZC7

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/UP3FQZC72PKYVISQY6FYRFMQPI \
  | 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: a3f658645fd3d58aa250c78b8895907a05325d803ccc5b420d7efe9eb37e7a5e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8544381e8276ce74013ebfd3c73c9cc472f25d17a91b7c532831f681e10f238e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2021-08-29T09:16:04Z",
    "title_canon_sha256": "cc10afbbfbf76db6b26252e291084f80604baf00b8fbf8c140369815e581d0cb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.12793",
    "kind": "arxiv",
    "version": 2
  }
}