Pith Number

pith:HWZC6J4E

pith:2012:HWZC6J4EAMOJEW4QSPQD47GBE5

not attested not anchored not stored refs pending

Optimal Control of Quasistatic Plasticity with Linear Kinematic Hardening Part I: Existence and Discretization in Time

Gerd Wachsmuth

arxiv:1209.0889 v1 · 2012-09-05 · 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{HWZC6J4EAMOJEW4QSPQD47GBE5}

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	2026-05-18T03:46:15.941888Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3db22f2784031c925b9093e03e7cc1277179adc3a2bb1bee31bdd15184c1685b

Aliases

arxiv: 1209.0889 · arxiv_version: 1209.0889v1 · doi: 10.48550/arxiv.1209.0889 · pith_short_12: HWZC6J4EAMOJ · pith_short_16: HWZC6J4EAMOJEW4Q · pith_short_8: HWZC6J4E

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/HWZC6J4EAMOJEW4QSPQD47GBE5 \
  | 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: 3db22f2784031c925b9093e03e7cc1277179adc3a2bb1bee31bdd15184c1685b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a02881cc57774c62f615f3446d3e13e06fe208de33180ecc9bc980b589d5d22a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2012-09-05T08:27:36Z",
    "title_canon_sha256": "84947a6991b8e019c8f10d4b7007a7d5319f48a74beb054a6d9a7e42d97cde28"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.0889",
    "kind": "arxiv",
    "version": 1
  }
}