Pith Number

pith:NGIOWGDE

pith:2008:NGIOWGDEU4PTR3PGARD7222HFE

not attested not anchored not stored refs pending

Quantum Field Theory and Differential Geometry

W.F. Chen

arxiv:0803.1340 v3 · 2008-03-10 · physics.pop-ph · hep-th · math-ph · math.DG · 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{NGIOWGDEU4PTR3PGARD7222HFE}

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	2026-05-18T03:27:10.508930Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6990eb1864a71f38ede60447fd6b472904b7cfe2b138ba2e6acb7d0febbdaede

Aliases

arxiv: 0803.1340 · arxiv_version: 0803.1340v3 · doi: 10.48550/arxiv.0803.1340 · pith_short_12: NGIOWGDEU4PT · pith_short_16: NGIOWGDEU4PTR3PG · pith_short_8: NGIOWGDE

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/NGIOWGDEU4PTR3PGARD7222HFE \
  | 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: 6990eb1864a71f38ede60447fd6b472904b7cfe2b138ba2e6acb7d0febbdaede

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7788658023fb7a2dc376da1f6c91810e75c57eaa137e35d8f8d71b665875536f",
    "cross_cats_sorted": [
      "hep-th",
      "math-ph",
      "math.DG",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.pop-ph",
    "submitted_at": "2008-03-10T03:27:32Z",
    "title_canon_sha256": "b3157a473020d9242597418a2eadc451e3d15dc23a04452d2b5604d404e4f2a2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0803.1340",
    "kind": "arxiv",
    "version": 3
  }
}