Pith Number

pith:VZFQEU7X

pith:2017:VZFQEU7XX2GJXQB5YGOC2LOOUA

not attested not anchored not stored refs pending

Direct sampling methods for inverse elastic scattering problems

Xia Ji, XiaoDong Liu, Yingxia Xi

arxiv:1711.00626 v1 · 2017-11-02 · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VZFQEU7XX2GJXQB5YGOC2LOOUA}

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	2026-05-18T00:21:10.011528Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ae4b0253f7be8c9bc03dc19c2d2dcea000f1463fd8bee2a3683142a4f0d43b4f

Aliases

arxiv: 1711.00626 · arxiv_version: 1711.00626v1 · doi: 10.48550/arxiv.1711.00626 · pith_short_12: VZFQEU7XX2GJ · pith_short_16: VZFQEU7XX2GJXQB5 · pith_short_8: VZFQEU7X

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/VZFQEU7XX2GJXQB5YGOC2LOOUA \
  | 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: ae4b0253f7be8c9bc03dc19c2d2dcea000f1463fd8bee2a3683142a4f0d43b4f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9de56aa99300f1aa0bc981fe7244bd0348952ce967340d4a2531f1211b5dc8c7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-11-02T06:16:02Z",
    "title_canon_sha256": "2a341da431a6d44ec102cc0a35b11752efff4e5eec526689e74ceadb6c46bd04"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.00626",
    "kind": "arxiv",
    "version": 1
  }
}