Pith Number

pith:GHPR55DY

pith:2017:GHPR55DY3BUZMPYQT4INLKQWKK

not attested not anchored not stored refs pending

Differential Calculus on Manifolds with a Boundary. Applications

Fabio Di Cosmo, Florio Maria Ciaglia, Giuseppe Marmo, Marco Laudato

arxiv:1705.02974 v1 · 2017-05-08 · math-ph · math.MP · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GHPR55DY3BUZMPYQT4INLKQWKK}

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	2026-05-18T00:24:17.576007Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

31df1ef478d869963f109f10d5aa1652a02fedd8329a69ff7bd57e16f62e77ba

Aliases

arxiv: 1705.02974 · arxiv_version: 1705.02974v1 · doi: 10.48550/arxiv.1705.02974 · pith_short_12: GHPR55DY3BUZ · pith_short_16: GHPR55DY3BUZMPYQ · pith_short_8: GHPR55DY

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/GHPR55DY3BUZMPYQT4INLKQWKK \
  | 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: 31df1ef478d869963f109f10d5aa1652a02fedd8329a69ff7bd57e16f62e77ba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "16f77dfa8eae3ffe1741deb7adda792940b00c4fae7509dbec9cd1b8cfd9e799",
    "cross_cats_sorted": [
      "math.MP",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2017-05-08T17:09:41Z",
    "title_canon_sha256": "1185a673ad292276a72c61316d60d05d3d0ca2b7d7523cbc5bb709802b8cf8da"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.02974",
    "kind": "arxiv",
    "version": 1
  }
}