Pith Number

pith:QBECEKOQ

pith:2013:QBECEKOQSGFCWOKGG4F5DVJF3I

not attested not anchored not stored refs pending

Time evolution of pulsar obliquity angle from 3D simulations of magnetospheres

(2) LBNL), Alexander Philippov (1), Alexander Tchekhovskoy (2), Jason G. Li (1) ((1) Princeton

arxiv:1311.1513 v2 · 2013-11-06 · astro-ph.HE · astro-ph.CO · 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{QBECEKOQSGFCWOKGG4F5DVJF3I}

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	2026-05-18T01:46:38.100898Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

80482229d0918a2b3946370bd1d525da342960e30f23ab4df1cf6e5b21fc10fa

Aliases

arxiv: 1311.1513 · arxiv_version: 1311.1513v2 · doi: 10.48550/arxiv.1311.1513 · pith_short_12: QBECEKOQSGFC · pith_short_16: QBECEKOQSGFCWOKG · pith_short_8: QBECEKOQ

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/QBECEKOQSGFCWOKGG4F5DVJF3I \
  | 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: 80482229d0918a2b3946370bd1d525da342960e30f23ab4df1cf6e5b21fc10fa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6fa7be97753bc8aa1a082e4602ff64f0e5e8d59a109a092fb318449809ca72e2",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2013-11-06T21:00:04Z",
    "title_canon_sha256": "1ed0fe3607a12a29be4ad31095a949b5067fff47d6f319f06302e64c67adce65"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.1513",
    "kind": "arxiv",
    "version": 2
  }
}