Pith Number

pith:OIICBLEH

pith:2017:OIICBLEHP2DO4U2SLOMUTNR7LO

not attested not anchored not stored refs pending

An optimal adaptive Fictitious Domain Method

Andrea Bonito, Marco Verani, Rob Stevenson, Stefano Berrone

arxiv:1712.09281 v2 · 2017-12-26 · 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{OIICBLEHP2DO4U2SLOMUTNR7LO}

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	2026-05-18T00:05:19.570565Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

721020ac877e86ee53525b9949b63f5bab06abf7b42ede775ea277074b86ef0a

Aliases

arxiv: 1712.09281 · arxiv_version: 1712.09281v2 · doi: 10.48550/arxiv.1712.09281 · pith_short_12: OIICBLEHP2DO · pith_short_16: OIICBLEHP2DO4U2S · pith_short_8: OIICBLEH

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/OIICBLEHP2DO4U2SLOMUTNR7LO \
  | 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: 721020ac877e86ee53525b9949b63f5bab06abf7b42ede775ea277074b86ef0a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d504567f5600d4e91eb33eb9ec439c5b9a64f792dbc79b327ffb68c9187e2bed",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-12-26T15:08:01Z",
    "title_canon_sha256": "173ac3a7108dada69e7092d57881656dd9d0cfe8bf0aef229025b6661efafce0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.09281",
    "kind": "arxiv",
    "version": 2
  }
}