Pith Number

pith:JWG77PLV

pith:2015:JWG77PLVA5EAGG7F3AIEFU4MGX

not attested not anchored not stored refs pending

Qualitative considerations in Intense Field QED

A. M. Fedotov

arxiv:1507.08512 v1 · 2015-07-27 · physics.optics · quant-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{JWG77PLVA5EAGG7F3AIEFU4MGX}

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	2026-05-18T01:36:06.218484Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4d8dffbd750748031be5d81042d38c35e89ead541feed4d3e32964d0d77c5a1c

Aliases

arxiv: 1507.08512 · arxiv_version: 1507.08512v1 · doi: 10.48550/arxiv.1507.08512 · pith_short_12: JWG77PLVA5EA · pith_short_16: JWG77PLVA5EAGG7F · pith_short_8: JWG77PLV

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/JWG77PLVA5EAGG7F3AIEFU4MGX \
  | 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: 4d8dffbd750748031be5d81042d38c35e89ead541feed4d3e32964d0d77c5a1c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "31a02b7c321f39dc34ee4acce8064310166bef67ee64478ed26b4faecf3fdda5",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2015-07-27T21:27:20Z",
    "title_canon_sha256": "0efff3d9bb47ff374558f49fe45727f1d87c56e46e60b9cf6effd02fa919b56d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.08512",
    "kind": "arxiv",
    "version": 1
  }
}