Pith Number

pith:5AWZ33RW

pith:2019:5AWZ33RWL7JX56ZH77LJQWFHLR

not attested not anchored not stored refs pending

Contour calculus for many-particle functions

Daniel Karlsson, Markku J. Hyrk\"as, Robert van Leeuwen

arxiv:1903.03489 v2 · 2019-03-08 · 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{5AWZ33RWL7JX56ZH77LJQWFHLR}

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	2026-05-17T23:47:01.670697Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e82d9dee365fd37efb27ffd69858a75c72225321de821cc228805f484fa658b4

Aliases

arxiv: 1903.03489 · arxiv_version: 1903.03489v2 · doi: 10.48550/arxiv.1903.03489 · pith_short_12: 5AWZ33RWL7JX · pith_short_16: 5AWZ33RWL7JX56ZH · pith_short_8: 5AWZ33RW

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/5AWZ33RWL7JX56ZH77LJQWFHLR \
  | 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: e82d9dee365fd37efb27ffd69858a75c72225321de821cc228805f484fa658b4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ecb2b3e8bcb22a20e23c3c3e45cddc08ace3222be5fa5b9900ad113e889e84be",
    "cross_cats_sorted": [
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2019-03-08T15:14:31Z",
    "title_canon_sha256": "fa2d400b63b227973f80809cce1b7a94e9e139ccbb9c9dac4192aac678cb2ee0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.03489",
    "kind": "arxiv",
    "version": 2
  }
}