Pith Number

pith:2XLV6UKP

pith:2018:2XLV6UKPUIKTMNWSSMR6QWRKWM

not attested not anchored not stored refs pending

Uniqueness for the inverse fixed angle scattering problem

Alberto Ruiz, Carlos Castro, Crist\'obal J. Mero\~no, Juan A. Barcel\'o, Mar\'ia de la Cruz Vilela, Teresa Luque

arxiv:1811.03443 v2 · 2018-11-08 · 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{2XLV6UKPUIKTMNWSSMR6QWRKWM}

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	2026-05-17T23:51:05.309778Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d5d75f514fa2153636d29323e85a2ab300a2cd677a25e75aa8f769e39a51ab01

Aliases

arxiv: 1811.03443 · arxiv_version: 1811.03443v2 · doi: 10.48550/arxiv.1811.03443 · pith_short_12: 2XLV6UKPUIKT · pith_short_16: 2XLV6UKPUIKTMNWS · pith_short_8: 2XLV6UKP

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/2XLV6UKPUIKTMNWSSMR6QWRKWM \
  | 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: d5d75f514fa2153636d29323e85a2ab300a2cd677a25e75aa8f769e39a51ab01

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "01935862337daf5c7a5e7fd9a147e02969463e1d33eced37213e8a8a2307afe4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2018-11-08T14:33:10Z",
    "title_canon_sha256": "be0d283caaf3e3566ca821b310ff6abe0dcca9066732b1a23f14411fe6f67317"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.03443",
    "kind": "arxiv",
    "version": 2
  }
}