Pith Number

pith:5YXSGA4O

pith:2015:5YXSGA4OCUEIOF4STEJOAWCWBR

not attested not anchored not stored refs pending

Hydrogen recombination in the early Universe in the presence of a magnetic field

N.O. Agasian, S.M. Fedorov

arxiv:1509.01088 v1 · 2015-09-03 · hep-ph · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5YXSGA4OCUEIOF4STEJOAWCWBR}

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	2026-05-18T00:57:44.338085Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ee2f23038e15088717929912e058560c460ba96ba4f35cf45e1e3bfa687ee2c9

Aliases

arxiv: 1509.01088 · arxiv_version: 1509.01088v1 · doi: 10.48550/arxiv.1509.01088 · pith_short_12: 5YXSGA4OCUEI · pith_short_16: 5YXSGA4OCUEIOF4S · pith_short_8: 5YXSGA4O

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/5YXSGA4OCUEIOF4STEJOAWCWBR \
  | 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: ee2f23038e15088717929912e058560c460ba96ba4f35cf45e1e3bfa687ee2c9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4924f21c6d152d290151678cfb7eb85acc53b88903f45bfc27828e6c0b09b775",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2015-09-03T13:48:48Z",
    "title_canon_sha256": "d4a01eb831b0c26591d119d3cf09d706b0d74d4e7933f1d2ae9510ca0adb98e9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.01088",
    "kind": "arxiv",
    "version": 1
  }
}