Pith Number

pith:J65UW4JJ

pith:2017:J65UW4JJVFYVGHMJ2YSXLG6ZUM

not attested not anchored not stored refs pending

Uniqueness in inverse scattering problems with phaseless far-field data at a fixed frequency

Bo Zhang, Haiwen Zhang, Xiaoxu Xu

arxiv:1709.07878 v1 · 2017-09-22 · math.AP · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{J65UW4JJVFYVGHMJ2YSXLG6ZUM}

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	2026-05-18T00:34:28.625762Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4fbb4b7129a971531d89d625759bd9a33dd7b6d6031bbc1d56e1e3fb08cf21f5

Aliases

arxiv: 1709.07878 · arxiv_version: 1709.07878v1 · doi: 10.48550/arxiv.1709.07878 · pith_short_12: J65UW4JJVFYV · pith_short_16: J65UW4JJVFYVGHMJ · pith_short_8: J65UW4JJ

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/J65UW4JJVFYVGHMJ2YSXLG6ZUM \
  | 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: 4fbb4b7129a971531d89d625759bd9a33dd7b6d6031bbc1d56e1e3fb08cf21f5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "80532afa7d46ed8ebe9109fb22b8f1d68a1c817ce476f433da58f96da1675664",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2017-09-22T04:14:58Z",
    "title_canon_sha256": "bfe02e65fde9214e591464f80bc92a89894b6e402fcf39d967b002ff991e1b95"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.07878",
    "kind": "arxiv",
    "version": 1
  }
}