Pith Number

pith:POQUH4UK

pith:2017:POQUH4UKBLROHOEIC47JECB7GO

not attested not anchored not stored refs pending

Stability on the one-dimensional inverse source scattering problem in a two-layered medium

Peijun Li, Yue Zhao

arxiv:1709.03571 v1 · 2017-09-11 · 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{POQUH4UKBLROHOEIC47JECB7GO}

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	2026-05-18T00:35:30.135065Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7ba143f28a0ae2e3b888173e92083f33ada0e8b40d06b1df19e9cb0329c8a927

Aliases

arxiv: 1709.03571 · arxiv_version: 1709.03571v1 · doi: 10.48550/arxiv.1709.03571 · pith_short_12: POQUH4UKBLRO · pith_short_16: POQUH4UKBLROHOEI · pith_short_8: POQUH4UK

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/POQUH4UKBLROHOEIC47JECB7GO \
  | 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: 7ba143f28a0ae2e3b888173e92083f33ada0e8b40d06b1df19e9cb0329c8a927

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8e63dcaa79e0bb9ef4ab3cf47cf9c25c7cd12bb6d969ac645f307274ba77813b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2017-09-11T20:15:14Z",
    "title_canon_sha256": "640c3b6ef45184d265323a4c56f63558cdf656d2e5c681fabafd5b695d82f409"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.03571",
    "kind": "arxiv",
    "version": 1
  }
}