Pith Number

pith:QKA5H6RX

pith:2014:QKA5H6RXIGXYEIFMPKWZP2FX24

not attested not anchored not stored refs pending

On the magnetic evolution in Friedmann universes and the question of cosmic magnetogenesis

Christos G. Tsagas

arxiv:1412.4806 v3 · 2014-12-15 · astro-ph.CO · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QKA5H6RXIGXYEIFMPKWZP2FX24}

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	2026-05-18T00:44:46.262830Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8281d3fa3741af8220ac7aad97e8b7d70abb73565b9d4e62e83222b63c95b69a

Aliases

arxiv: 1412.4806 · arxiv_version: 1412.4806v3 · doi: 10.48550/arxiv.1412.4806 · pith_short_12: QKA5H6RXIGXY · pith_short_16: QKA5H6RXIGXYEIFM · pith_short_8: QKA5H6RX

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/QKA5H6RXIGXYEIFMPKWZP2FX24 \
  | 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: 8281d3fa3741af8220ac7aad97e8b7d70abb73565b9d4e62e83222b63c95b69a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d096fc4edb50e6904c3df2384ae6015d1db66d491725e19a387573907480a628",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2014-12-15T21:19:29Z",
    "title_canon_sha256": "d6feb372349179ce84f82490acc859cf7944f06b8f20cb7782a1527978fb8872"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.4806",
    "kind": "arxiv",
    "version": 3
  }
}