Pith Number

pith:AAYHTL67

pith:2012:AAYHTL67RRDQ5CDKYDRZJ2SZV7

not attested not anchored not stored refs pending

Can a marginally open universe amplify magnetic fields?

Varun Sahni, Yuri Shtanov

arxiv:1211.2168 v2 · 2012-11-09 · 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{AAYHTL67RRDQ5CDKYDRZJ2SZV7}

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	2026-05-18T03:36:57.888465Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

003079afdf8c470e886ac0e394ea59afd0702e3909e3812456fe94025a34f0e8

Aliases

arxiv: 1211.2168 · arxiv_version: 1211.2168v2 · doi: 10.48550/arxiv.1211.2168 · pith_short_12: AAYHTL67RRDQ · pith_short_16: AAYHTL67RRDQ5CDK · pith_short_8: AAYHTL67

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/AAYHTL67RRDQ5CDKYDRZJ2SZV7 \
  | 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: 003079afdf8c470e886ac0e394ea59afd0702e3909e3812456fe94025a34f0e8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ced3ae862bd7d11f70494d3b25d1baf5e382a1bffdcd89a5bc28d281e829f6ad",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-11-09T16:04:10Z",
    "title_canon_sha256": "1561853b34295fc6cc5b03378fe00cb85466d72252594d3d9c2fa27dfbed07b6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.2168",
    "kind": "arxiv",
    "version": 2
  }
}