Pith Number

pith:IBT3IJUT

pith:2019:IBT3IJUTJAM64IMCLILRFMBQZO

not attested not anchored not stored refs pending

Cauchy-Maxwell equations: A unified field theory for coupled electromagnetism and elasticity

Debasish Roy, Pranesh Roy, Sanjeev Kumar

arxiv:2001.02537 v1 · 2019-11-19 · physics.class-ph · physics.comp-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{IBT3IJUTJAM64IMCLILRFMBQZO}

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	2026-07-05T06:31:52.597704Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4067b426934819ee21825a1712b030cba7d38ce53822b3115a0456a112898ad5

Aliases

arxiv: 2001.02537 · arxiv_version: 2001.02537v1 · doi: 10.48550/arxiv.2001.02537 · pith_short_12: IBT3IJUTJAM6 · pith_short_16: IBT3IJUTJAM64IMC · pith_short_8: IBT3IJUT

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/IBT3IJUTJAM64IMCLILRFMBQZO \
  | 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: 4067b426934819ee21825a1712b030cba7d38ce53822b3115a0456a112898ad5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "34e4257d3b499c9d50ac0c083b9f174a596d48e3925e654a1bf0bb5ed8ec2f65",
    "cross_cats_sorted": [
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.class-ph",
    "submitted_at": "2019-11-19T10:14:13Z",
    "title_canon_sha256": "8bdf7b7491e4ce4ca3e41dfc5a6f0838b64ac63b079eee66d3729c771bb39766"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2001.02537",
    "kind": "arxiv",
    "version": 1
  }
}