Pith Number

pith:LB7V4EMN

pith:1997:LB7V4EMNOXRUEIMOFIY74NUDWG

not attested not anchored not stored refs pending

Definition of the Dirac Sea in the Presence of External Fields

Felix Finster

arxiv:hep-th/9705006 v5 · 1997-05-02 · hep-th · funct-an · math-ph · math.FA · 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{LB7V4EMNOXRUEIMOFIY74NUDWG}

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	2026-05-18T02:36:02.401253Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

587f5e118d75e342218e2a31fe3683b1adbece881df8c64125aaf785bae21364

Aliases

arxiv: hep-th/9705006 · arxiv_version: hep-th/9705006v5 · doi: 10.48550/arxiv.hep-th/9705006 · pith_short_12: LB7V4EMNOXRU · pith_short_16: LB7V4EMNOXRUEIMO · pith_short_8: LB7V4EMN

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/LB7V4EMNOXRUEIMOFIY74NUDWG \
  | 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: 587f5e118d75e342218e2a31fe3683b1adbece881df8c64125aaf785bae21364

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cb9cebf5c2a0387a7b6446973de4ffacdfc282f02b1215be7bc8cd1e47f78fd2",
    "cross_cats_sorted": [
      "funct-an",
      "math-ph",
      "math.FA",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "1997-05-02T13:58:51Z",
    "title_canon_sha256": "ecaccb9370cd7f0890a5d2ec2906f730d5dfb7d7bd78f52360ec997e2a9ad192"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/9705006",
    "kind": "arxiv",
    "version": 5
  }
}