Pith Number

pith:GNXH5RF5

pith:2014:GNXH5RF5MZ4Q2RKAIERJXQKCXC

not attested not anchored not stored refs pending

Photons in a cold axion background and strong magnetic fields: polarimetric consequences

Albert Renau, Domenec Espriu

arxiv:1401.0663 v5 · 2014-01-03 · hep-ph · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GNXH5RF5MZ4Q2RKAIERJXQKCXC}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T02:18:51.919930Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

336e7ec4bd66790d454041229bc142b88bb0e7d0317c7ecc84fd7e8a2ca8de9e

Aliases

arxiv: 1401.0663 · arxiv_version: 1401.0663v5 · doi: 10.48550/arxiv.1401.0663 · pith_short_12: GNXH5RF5MZ4Q · pith_short_16: GNXH5RF5MZ4Q2RKA · pith_short_8: GNXH5RF5

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/GNXH5RF5MZ4Q2RKAIERJXQKCXC \
  | 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: 336e7ec4bd66790d454041229bc142b88bb0e7d0317c7ecc84fd7e8a2ca8de9e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7ce36c690cb9807f63f8b2502167fd56f6f6b45d8aaf8d068ced4ac39b783fc3",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2014-01-03T15:45:53Z",
    "title_canon_sha256": "dc7c4bdcced7e85ddc444b2cc60652729a8502bd6fc481b4c65d7728e45e30f0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.0663",
    "kind": "arxiv",
    "version": 5
  }
}