Pith Number

pith:AKOKEFJG

pith:2013:AKOKEFJGWQJGZ7KU6G76UX4CZJ

not attested not anchored not stored refs pending

The wave-function description of the electromagnetic field

Yaakov Friedman

arxiv:1305.5210 v1 · 2013-04-30 · physics.gen-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{AKOKEFJGWQJGZ7KU6G76UX4CZJ}

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	2026-05-18T03:25:06.526596Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

029ca21526b4126cfd54f1bfea5f82ca72fc799e97b5cc8700a12cca7de25890

Aliases

arxiv: 1305.5210 · arxiv_version: 1305.5210v1 · doi: 10.48550/arxiv.1305.5210 · pith_short_12: AKOKEFJGWQJG · pith_short_16: AKOKEFJGWQJGZ7KU · pith_short_8: AKOKEFJG

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/AKOKEFJGWQJGZ7KU6G76UX4CZJ \
  | 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: 029ca21526b4126cfd54f1bfea5f82ca72fc799e97b5cc8700a12cca7de25890

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "61eabf8c7f5e5906c56a0c5d599327ff99a9baecf818f1a2b75d2f1ad0dadd45",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.gen-ph",
    "submitted_at": "2013-04-30T07:04:19Z",
    "title_canon_sha256": "dd483265435108ecbe6ec10432f769faefada521e0b928afbf3fa54d89dd687d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.5210",
    "kind": "arxiv",
    "version": 1
  }
}