Pith Number

pith:UWPZZU6S

pith:2017:UWPZZU6SVNZLCJD63GNJ45735G

not attested not anchored not stored refs pending

Inverse Obstacle Scattering for Elastic Waves in Three Dimensions

Peijun Li, Xiaokai Yuan

arxiv:1709.01845 v1 · 2017-09-06 · 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{UWPZZU6SVNZLCJD63GNJ45735G}

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	2026-05-18T00:35:54.221592Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a59f9cd3d2ab72b1247ed99a9e77fbe9acd3038ed2bd616276c7fceb71b2426b

Aliases

arxiv: 1709.01845 · arxiv_version: 1709.01845v1 · doi: 10.48550/arxiv.1709.01845 · pith_short_12: UWPZZU6SVNZL · pith_short_16: UWPZZU6SVNZLCJD6 · pith_short_8: UWPZZU6S

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/UWPZZU6SVNZLCJD63GNJ45735G \
  | 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: a59f9cd3d2ab72b1247ed99a9e77fbe9acd3038ed2bd616276c7fceb71b2426b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e03399c8536b0e7742694e95ba5af575e74d14e8d1b590a0373e064f3ab74222",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2017-09-06T14:47:18Z",
    "title_canon_sha256": "e7d438ea18c92d1a843a5d4534d53306a371a4f1d369c77c7fa9c1b6c6b718df"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.01845",
    "kind": "arxiv",
    "version": 1
  }
}