Pith Number

pith:RIQLR3P2

pith:2017:RIQLR3P2ZKU635KVPHALZGFEYZ

not attested not anchored not stored refs pending

Product algebras for Galerkin discretisations of boundary integral operators and their applications

Matthew Scroggs, Timo Betcke, Wojciech Smigaj

arxiv:1711.10607 v1 · 2017-11-28 · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RIQLR3P2ZKU635KVPHALZGFEYZ}

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	2026-05-18T00:29:17.591643Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8a20b8edfacaa9edf55579c0bc98a4c659552c5fa48cb36690fca8da4087c5d9

Aliases

arxiv: 1711.10607 · arxiv_version: 1711.10607v1 · doi: 10.48550/arxiv.1711.10607 · pith_short_12: RIQLR3P2ZKU6 · pith_short_16: RIQLR3P2ZKU635KV · pith_short_8: RIQLR3P2

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/RIQLR3P2ZKU635KVPHALZGFEYZ \
  | 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: 8a20b8edfacaa9edf55579c0bc98a4c659552c5fa48cb36690fca8da4087c5d9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "97742ea3706456345f17cfedf704e0529661da77297ce117c310a9ce3f93fa86",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-11-28T23:11:26Z",
    "title_canon_sha256": "80a6cd98f38ad32416fa99f2770e1b3b141239c578a925007919d48088fdb877"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.10607",
    "kind": "arxiv",
    "version": 1
  }
}