Pith Number

pith:O6MPRQ6L

pith:2016:O6MPRQ6LQBGSF4ZHEF5XGXAP3B

not attested not anchored not stored refs pending

An iteration count estimate for a mesh-dependent steepest descent method based on finite elements and Riesz inner product representation

David A. Ham, Simon W. Funke, Tobias Schwedes

arxiv:1606.08069 v1 · 2016-06-26 · 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{O6MPRQ6LQBGSF4ZHEF5XGXAP3B}

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	2026-05-18T01:11:52.819967Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7798f8c3cb804d22f327217b735c0fd856a8127637bc0d1ef227d32d6cd8ebc5

Aliases

arxiv: 1606.08069 · arxiv_version: 1606.08069v1 · doi: 10.48550/arxiv.1606.08069 · pith_short_12: O6MPRQ6LQBGS · pith_short_16: O6MPRQ6LQBGSF4ZH · pith_short_8: O6MPRQ6L

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/O6MPRQ6LQBGSF4ZHEF5XGXAP3B \
  | 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: 7798f8c3cb804d22f327217b735c0fd856a8127637bc0d1ef227d32d6cd8ebc5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "236f2819ebc52abb1f9db558d5ae711cca0bfd4f73510f1c4e65d49e93bea345",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2016-06-26T19:01:09Z",
    "title_canon_sha256": "8b2d5525f1a2d3ff43443a86a513927c582523d52c3d88c35da023441a7f7d0f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.08069",
    "kind": "arxiv",
    "version": 1
  }
}