Pith Number

pith:34JNK23U

pith:2013:34JNK23U5OC6EIB3HOGJC5AHQL

not attested not anchored not stored refs pending

Magnetized Accretion and Dead Zones in Protostellar Disks

Natalia Dzyurkevich, Neal J. Turner, Thomas Henning, Wilhelm Kley

arxiv:1301.1487 v2 · 2013-01-08 · astro-ph.SR · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{34JNK23U5OC6EIB3HOGJC5AHQL}

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	2026-05-18T01:52:15.203477Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

df12d56b74eb85e2203b3b8c91740782d963355884e3be9e58b7ed9a0c56774d

Aliases

arxiv: 1301.1487 · arxiv_version: 1301.1487v2 · doi: 10.48550/arxiv.1301.1487 · pith_short_12: 34JNK23U5OC6 · pith_short_16: 34JNK23U5OC6EIB3 · pith_short_8: 34JNK23U

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/34JNK23U5OC6EIB3HOGJC5AHQL \
  | 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: df12d56b74eb85e2203b3b8c91740782d963355884e3be9e58b7ed9a0c56774d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "87abb839596b9023b1904bb6524c39287a68b69833e9746c3fb99c14caf87c6b",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-01-08T11:08:35Z",
    "title_canon_sha256": "163b20115d00dc7663907d41d05c8186ec926808240785aaf011c1d4f88cfa2a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.1487",
    "kind": "arxiv",
    "version": 2
  }
}