Pith Number

pith:7YWADHYH

pith:2019:7YWADHYHRDPTRSHAQC76UK4ZRW

not attested not anchored not stored refs pending

Dynamo-optically active media: New aspects of the Minkowski-Abraham controversy

Alexander B. Balakin, Timur Yu. Alpin

arxiv:1903.04150 v1 · 2019-03-11 · gr-qc · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7YWADHYHRDPTRSHAQC76UK4ZRW}

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	2026-05-17T23:51:36.359087Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fe2c019f0788df38c8e080bfea2b998dac33d0a9da75405534de97d6fd540173

Aliases

arxiv: 1903.04150 · arxiv_version: 1903.04150v1 · doi: 10.48550/arxiv.1903.04150 · pith_short_12: 7YWADHYHRDPT · pith_short_16: 7YWADHYHRDPTRSHA · pith_short_8: 7YWADHYH

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/7YWADHYHRDPTRSHAQC76UK4ZRW \
  | 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: fe2c019f0788df38c8e080bfea2b998dac33d0a9da75405534de97d6fd540173

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e201783e7e24a3b507ad82346b844f2a546ad9cec6b0e3183717ff8d7ccc393f",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2019-03-11T07:26:11Z",
    "title_canon_sha256": "e778c7b89f7bc1312201ed86f992cc2bfb90737c36fc4866721442000a81b43e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.04150",
    "kind": "arxiv",
    "version": 1
  }
}