Pith Number

pith:5A3TC55V

pith:2013:5A3TC55VJWGZOZMLYLRF256KNZ

not attested not anchored not stored refs pending

Quantum Field Theory on Curved Backgrounds -- A Primer

Claudio Dappiaggi, Marco Benini, Thomas-Paul Hack

arxiv:1306.0527 v2 · 2013-06-03 · gr-qc · hep-th · math-ph · 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{5A3TC55VJWGZOZMLYLRF256KNZ}

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	2026-05-18T03:19:34.557614Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e8373177b54d8d97658bc2e25d77ca6e7d5148cfc5fc92e12cfcacd5b3c313c8

Aliases

arxiv: 1306.0527 · arxiv_version: 1306.0527v2 · doi: 10.48550/arxiv.1306.0527 · pith_short_12: 5A3TC55VJWGZ · pith_short_16: 5A3TC55VJWGZOZML · pith_short_8: 5A3TC55V

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/5A3TC55VJWGZOZMLYLRF256KNZ \
  | 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: e8373177b54d8d97658bc2e25d77ca6e7d5148cfc5fc92e12cfcacd5b3c313c8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9f556a3163809ea86c1dc6d198a77e437f18d3a5b0f450a002734fe2ae026ece",
    "cross_cats_sorted": [
      "hep-th",
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2013-06-03T18:16:21Z",
    "title_canon_sha256": "df867536db085c7ff57d7cdd5f592d57bf5acbac2c33b35bb3241a5914f7f204"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.0527",
    "kind": "arxiv",
    "version": 2
  }
}