Pith Number

pith:PD6UFENU

pith:2001:PD6UFENU57L57UIZLXFLN3R7D2

not attested not anchored not stored refs pending

Perturbative Algebraic Field Theory, and Deformation Quantization

Klaus Fredenhagen, Michael Duetsch

arxiv:hep-th/0101079 v1 · 2001-01-12 · 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{PD6UFENU57L57UIZLXFLN3R7D2}

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

Semi-local observables, edge modes and quantum reference frames in quantum electromagnetism: an algebraic approach

Receipt and verification

First computed	2026-07-04T14:31:28.490037Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

78fd4291b4efd7dfd1195dcab6ee3f1eb059a0e2465d9843fa9d80974e63709d

Aliases

arxiv: hep-th/0101079 · arxiv_version: hep-th/0101079v1 · doi: 10.48550/arxiv.hep-th/0101079 · pith_short_12: PD6UFENU57L5 · pith_short_16: PD6UFENU57L57UIZ · pith_short_8: PD6UFENU

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/PD6UFENU57L57UIZLXFLN3R7D2 \
  | 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: 78fd4291b4efd7dfd1195dcab6ee3f1eb059a0e2465d9843fa9d80974e63709d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "78a363d429f95803781bd24e55f2cb512b4c3432b759df001c5291380d6111d9",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "2001-01-12T13:50:43Z",
    "title_canon_sha256": "a47ca8b62327e66f8e893cb69de1266969179c56be43f0fca113b30f47c6e360"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/0101079",
    "kind": "arxiv",
    "version": 1
  }
}