Pith Number

pith:YKS2WPDI

pith:2015:YKS2WPDIALORJF3EH756YITF2O

not attested not anchored not stored refs pending

Multiscale methods for problems with complex geometry

Axel M{\aa}lqvist, Daniel Elfverson, Mats G. Larson

arxiv:1509.03991 v2 · 2015-09-14 · 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{YKS2WPDIALORJF3EH756YITF2O}

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	2026-05-18T01:00:53.730301Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c2a5ab3c6802dd1497643ffbec2265d392f4b84a2c1003ac9de08af6f136eda6

Aliases

arxiv: 1509.03991 · arxiv_version: 1509.03991v2 · doi: 10.48550/arxiv.1509.03991 · pith_short_12: YKS2WPDIALOR · pith_short_16: YKS2WPDIALORJF3E · pith_short_8: YKS2WPDI

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/YKS2WPDIALORJF3EH756YITF2O \
  | 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: c2a5ab3c6802dd1497643ffbec2265d392f4b84a2c1003ac9de08af6f136eda6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "986f61db9033e0524d03f5d12f099437fb6615862c146568c978cddb530ea39f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2015-09-14T08:38:44Z",
    "title_canon_sha256": "0e4a1ce55a1517bd1b9379f318b77f3c206b232a6c9b544f14fe617684f3d72e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.03991",
    "kind": "arxiv",
    "version": 2
  }
}