Pith Number

pith:RE3LIXDJ

pith:2017:RE3LIXDJCUFQCPP3FTYYWE3BYA

not attested not anchored not stored refs pending

Increasing stability for the inverse problem for the Schr\"odinger equation

Anupam Pal Choudhury, Horst Heck

arxiv:1705.04127 v1 · 2017-05-11 · 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{RE3LIXDJCUFQCPP3FTYYWE3BYA}

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	2026-05-18T00:30:50.683746Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8936b45c69150b013dfb2cf18b1361c0087f006d3526c6ccfa79d436cd63dcb9

Aliases

arxiv: 1705.04127 · arxiv_version: 1705.04127v1 · doi: 10.48550/arxiv.1705.04127 · pith_short_12: RE3LIXDJCUFQ · pith_short_16: RE3LIXDJCUFQCPP3 · pith_short_8: RE3LIXDJ

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/RE3LIXDJCUFQCPP3FTYYWE3BYA \
  | 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: 8936b45c69150b013dfb2cf18b1361c0087f006d3526c6ccfa79d436cd63dcb9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d7583d165ba36970fb1ce9e7aa8ff9602abfb2c8e525705364f3bdf7919aa7f5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2017-05-11T12:12:49Z",
    "title_canon_sha256": "3c770fdb8fc3ef546d5d78da5261b77ab73c8c4327749a60c03939f1fa15e40b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.04127",
    "kind": "arxiv",
    "version": 1
  }
}