Pith Number

pith:WB5GZZYS

pith:2013:WB5GZZYS2AT5BRUCVWNZSSW2I4

not attested not anchored not stored refs pending

Uniqueness for the inverse backscattering problem for angularly controlled potentials

Gunther Uhlmann, Rakesh

arxiv:1307.0877 v2 · 2013-07-02 · 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{WB5GZZYS2AT5BRUCVWNZSSW2I4}

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	2026-05-18T01:49:00.432591Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b07a6ce712d027d0c682ad9b994ada47383d961f2b1b403abb04df405e6bd8e9

Aliases

arxiv: 1307.0877 · arxiv_version: 1307.0877v2 · doi: 10.48550/arxiv.1307.0877 · pith_short_12: WB5GZZYS2AT5 · pith_short_16: WB5GZZYS2AT5BRUC · pith_short_8: WB5GZZYS

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/WB5GZZYS2AT5BRUCVWNZSSW2I4 \
  | 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: b07a6ce712d027d0c682ad9b994ada47383d961f2b1b403abb04df405e6bd8e9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ba3606940e1012aa1d808895f994a5a20996c94fd8c9e5d6cffbea9a3db6f543",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2013-07-02T22:57:46Z",
    "title_canon_sha256": "88313f0a1ee7fd8054a95b2da6107d439a93ef55ff5fcc9eb2c8eaf24d95108e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.0877",
    "kind": "arxiv",
    "version": 2
  }
}