Pith Number

pith:JP45DMDR

pith:2010:JP45DMDR7SMNMGBRJVOFSAKXJ4

not attested not anchored not stored refs pending

An Algebraic Construction of Boundary Quantum Field Theory

Edward Witten, Roberto Longo

arxiv:1004.0616 v1 · 2010-04-05 · math-ph · hep-th · math.MP · math.OA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JP45DMDR7SMNMGBRJVOFSAKXJ4}

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	2026-05-18T04:26:56.618302Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4bf9d1b071fc98d618314d5c5901574f1fb3358760d70e0ecf66262d3e5fa683

Aliases

arxiv: 1004.0616 · arxiv_version: 1004.0616v1 · doi: 10.48550/arxiv.1004.0616 · pith_short_12: JP45DMDR7SMN · pith_short_16: JP45DMDR7SMNMGBR · pith_short_8: JP45DMDR

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/JP45DMDR7SMNMGBRJVOFSAKXJ4 \
  | 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: 4bf9d1b071fc98d618314d5c5901574f1fb3358760d70e0ecf66262d3e5fa683

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dadc52b3c516cc49db0b2bb45514bbbd3512ea55c6699b085f78d66d8fe7b690",
    "cross_cats_sorted": [
      "hep-th",
      "math.MP",
      "math.OA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2010-04-05T11:49:22Z",
    "title_canon_sha256": "f74bdce7285d7923ab971a4c5ca172bf5667bab2967ef310aa44744b0a54382b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1004.0616",
    "kind": "arxiv",
    "version": 1
  }
}