Pith Number

pith:NUJ5OEJR

pith:2017:NUJ5OEJRULHU7VRW7V3APHB7XN

not attested not anchored not stored refs pending

Magnetic Charge and Photon Mass: Physical String Singularities, Dirac Condition, and Magnetic Confinement

Douglas Singleton, Timothy J. Evans

arxiv:1708.06229 v2 · 2017-08-11 · physics.gen-ph · 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{NUJ5OEJRULHU7VRW7V3APHB7XN}

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	2026-05-18T00:17:43.066849Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6d13d71131a2cf4fd636fd76079c3fbb7e40e7606e9bff208a98a14fdd94c774

Aliases

arxiv: 1708.06229 · arxiv_version: 1708.06229v2 · doi: 10.48550/arxiv.1708.06229 · pith_short_12: NUJ5OEJRULHU · pith_short_16: NUJ5OEJRULHU7VRW · pith_short_8: NUJ5OEJR

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/NUJ5OEJRULHU7VRW7V3APHB7XN \
  | 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: 6d13d71131a2cf4fd636fd76079c3fbb7e40e7606e9bff208a98a14fdd94c774

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "52dcb56fea0362b13f4b5501c34b2bc5088a886642496260d1bad8e30ee7fb36",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.gen-ph",
    "submitted_at": "2017-08-11T17:45:05Z",
    "title_canon_sha256": "988522dd6e9d923b9648a0fc1a2099e139fd56b3c385f673d040a605333f5b82"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.06229",
    "kind": "arxiv",
    "version": 2
  }
}