Pith Number

pith:4AET4XK6

pith:2012:4AET4XK62ETZ2YUB4SAXAA43IO

not attested not anchored not stored refs pending

It should be Einstein-Laub Equations inside Matter

Mahdy Rahman Chowdhury Mahdy

arxiv:1211.0155 v1 · 2012-11-01 · physics.gen-ph · physics.class-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{4AET4XK62ETZ2YUB4SAXAA43IO}

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	2026-05-18T03:40:50.910211Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e0093e5d5ed1279d6281e48170039b4381a603cbda58000d9a0660a835f92ce0

Aliases

arxiv: 1211.0155 · arxiv_version: 1211.0155v1 · doi: 10.48550/arxiv.1211.0155 · pith_short_12: 4AET4XK62ETZ · pith_short_16: 4AET4XK62ETZ2YUB · pith_short_8: 4AET4XK6

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/4AET4XK62ETZ2YUB4SAXAA43IO \
  | 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: e0093e5d5ed1279d6281e48170039b4381a603cbda58000d9a0660a835f92ce0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f4a3d8165835d6e8703e773f2ce944e3e4ad8882a4347cedd7203de9d96eba9d",
    "cross_cats_sorted": [
      "physics.class-ph"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "physics.gen-ph",
    "submitted_at": "2012-11-01T11:51:23Z",
    "title_canon_sha256": "54134751539232419a75c910b9132c85788bcc0b0435227116a10372613bbc05"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.0155",
    "kind": "arxiv",
    "version": 1
  }
}