Pith Number

pith:4NTZBQ4O

pith:1995:4NTZBQ4O3DK7K74DYAMGNID4UE

not attested not anchored not stored refs pending

The Real Significance of the Electromagnetic Potentials

J\`un L\'iu

arxiv:quant-ph/9510004 v1 · 1995-10-05 · 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{4NTZBQ4O3DK7K74DYAMGNID4UE}

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	2026-05-18T01:09:12.865893Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e36790c38ed8d5f57f83c01866a07ca1366ec6b6bd21b813e91b0095dc23d057

Aliases

arxiv: quant-ph/9510004 · arxiv_version: quant-ph/9510004v1 · doi: 10.48550/arxiv.quant-ph/9510004 · pith_short_12: 4NTZBQ4O3DK7 · pith_short_16: 4NTZBQ4O3DK7K74D · pith_short_8: 4NTZBQ4O

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/4NTZBQ4O3DK7K74DYAMGNID4UE \
  | 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: e36790c38ed8d5f57f83c01866a07ca1366ec6b6bd21b813e91b0095dc23d057

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7142997edc0cc588a1ca7ee8c25a07dbf5f772ed74c495c6b0b897de054e3a6e",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "1995-10-05T08:30:27Z",
    "title_canon_sha256": "c812a141ee9d1082ce889b958d525491016ae16d62e3e01c8f6a83eb7e25ef99"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/9510004",
    "kind": "arxiv",
    "version": 1
  }
}