Pith Number

pith:MVCVKG2S

pith:2013:MVCVKG2SJOEI4CHGWTFNT53C4K

not attested not anchored not stored refs pending

On deriving flux freezing in magnetohydrodynamics by direct differentiation

Eric G. Blackman (U. Rochester)

arxiv:1301.3562 v2 · 2013-01-16 · physics.plasm-ph · astro-ph.SR · physics.ed-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MVCVKG2SJOEI4CHGWTFNT53C4K}

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	2026-05-18T01:52:06.804395Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6545551b524b888e08e6b4cad9f762e28500e9d0c68093df0d465e17789ac3a0

Aliases

arxiv: 1301.3562 · arxiv_version: 1301.3562v2 · doi: 10.48550/arxiv.1301.3562 · pith_short_12: MVCVKG2SJOEI · pith_short_16: MVCVKG2SJOEI4CHG · pith_short_8: MVCVKG2S

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/MVCVKG2SJOEI4CHGWTFNT53C4K \
  | 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: 6545551b524b888e08e6b4cad9f762e28500e9d0c68093df0d465e17789ac3a0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a4797de42fef5e087060a1ce09b251ebd311716e7d7fa1145c19769a110eaa3",
    "cross_cats_sorted": [
      "astro-ph.SR",
      "physics.ed-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.plasm-ph",
    "submitted_at": "2013-01-16T02:39:15Z",
    "title_canon_sha256": "0e3993a4ab9f07293a088b0985bb4c1c09e45124b8f6f8527fe4a9c5436b2636"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.3562",
    "kind": "arxiv",
    "version": 2
  }
}