Pith Number

pith:KTSPU2SR

pith:2017:KTSPU2SRNIGFML5TBD26MZGGRL

not attested not anchored not stored refs pending

On increasing stability in the two dimensional inverse source scattering problem with many frequencies

Mozhgan Nora Entekhabi, Victor Isakov

arxiv:1712.08696 v1 · 2017-12-23 · 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{KTSPU2SRNIGFML5TBD26MZGGRL}

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	2026-05-18T00:18:14.279201Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

54e4fa6a516a0c562fb308f5e664c68aebada46c3443097ab72562890cac9e2d

Aliases

arxiv: 1712.08696 · arxiv_version: 1712.08696v1 · doi: 10.48550/arxiv.1712.08696 · pith_short_12: KTSPU2SRNIGF · pith_short_16: KTSPU2SRNIGFML5T · pith_short_8: KTSPU2SR

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/KTSPU2SRNIGFML5TBD26MZGGRL \
  | 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: 54e4fa6a516a0c562fb308f5e664c68aebada46c3443097ab72562890cac9e2d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b373894265b17cba6ef93f19d4231136b046f0b6e956485ff4b00d5e8da7fccf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2017-12-23T01:16:28Z",
    "title_canon_sha256": "09ff550d9f663544760f7e88521c3639b8a8bf2422db2d3835f62d6f17f6a6c6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.08696",
    "kind": "arxiv",
    "version": 1
  }
}