Pith Number

pith:WKA7GWGG

pith:2013:WKA7GWGG7526FFKUMMUYXA6J7D

not attested not anchored not stored refs pending

Reconstruct Lame parameters of linear isotropic elasticity system

Ru-Yu Lai

arxiv:1301.4531 v3 · 2013-01-19 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WKA7GWGG7526FFKUMMUYXA6J7D}

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	2026-05-18T03:16:38.549210Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b281f358c6ff75e2955463298b83c9f8d49f93892361873cb878a03cf935585b

Aliases

arxiv: 1301.4531 · arxiv_version: 1301.4531v3 · doi: 10.48550/arxiv.1301.4531 · pith_short_12: WKA7GWGG7526 · pith_short_16: WKA7GWGG7526FFKU · pith_short_8: WKA7GWGG

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/WKA7GWGG7526FFKUMMUYXA6J7D \
  | 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: b281f358c6ff75e2955463298b83c9f8d49f93892361873cb878a03cf935585b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2231ec7b3a0e9a1f8d4a14896f5b10309d629797770537008460ea02587c58bb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2013-01-19T05:01:13Z",
    "title_canon_sha256": "ed7532523aaf0d90726094f12ccf069edb795bbeacb34633c01d922c9729e813"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.4531",
    "kind": "arxiv",
    "version": 3
  }
}