Pith Number

pith:PWLIWB2W

pith:2014:PWLIWB2WAGSP7LWX2CZPBRLWUD

not attested not anchored not stored refs pending

Optimal space of linear classical observables for Maxwell $k$-forms via spacelike and timelike compact de Rham cohomologies

Marco Benini

arxiv:1401.7563 v1 · 2014-01-29 · math-ph · gr-qc · hep-th · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PWLIWB2WAGSP7LWX2CZPBRLWUD}

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.

Cited by

1 paper in Pith

On Maxwell's Equations on Globally Hyperbolic Spacetimes with Timelike Boundary

Receipt and verification

First computed	2026-05-18T03:00:40.430643Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7d968b075601a4ffaed7d0b2f0c576a0e3c10a3fafadb97366c8355d7b2652b7

Aliases

arxiv: 1401.7563 · arxiv_version: 1401.7563v1 · doi: 10.48550/arxiv.1401.7563 · pith_short_12: PWLIWB2WAGSP · pith_short_16: PWLIWB2WAGSP7LWX · pith_short_8: PWLIWB2W

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/PWLIWB2WAGSP7LWX2CZPBRLWUD \
  | 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: 7d968b075601a4ffaed7d0b2f0c576a0e3c10a3fafadb97366c8355d7b2652b7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0765d6ab30c8850b7a47073400cd3c612ba6873c94bfc9a52fffbbb4b7cecc8e",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-th",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2014-01-29T15:57:56Z",
    "title_canon_sha256": "c4cba0997c1ad4ff025be72b717b19272a3a72a0e9b151c234d0f55ee7f514fe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.7563",
    "kind": "arxiv",
    "version": 1
  }
}