Pith Number

pith:VEICFOQY

pith:2013:VEICFOQYIENS7CDFAYBCSSBIWR

not attested not anchored not stored refs pending

A consistent operator splitting algorithm and a two-metric variant: Application to topology optimization

Cameron Talischi, Glaucio H. Paulino

arxiv:1307.5100 v1 · 2013-07-18 · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VEICFOQYIENS7CDFAYBCSSBIWR}

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	2026-05-18T03:18:05.672701Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a91022ba18411b2f88650602294828b446058778a995ae50afed2e2a536adb62

Aliases

arxiv: 1307.5100 · arxiv_version: 1307.5100v1 · doi: 10.48550/arxiv.1307.5100 · pith_short_12: VEICFOQYIENS · pith_short_16: VEICFOQYIENS7CDF · pith_short_8: VEICFOQY

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/VEICFOQYIENS7CDFAYBCSSBIWR \
  | 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: a91022ba18411b2f88650602294828b446058778a995ae50afed2e2a536adb62

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ea43c1ba7a46a5614e50fee4aa707d4a53577d4a784e928396f6f764a76ecae6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2013-07-18T23:51:55Z",
    "title_canon_sha256": "28a870d519ce7664ab3d0e0d5205b664e3ff74e4461d74ab94e162603312b40a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.5100",
    "kind": "arxiv",
    "version": 1
  }
}