Pith Number

pith:GE4BIHF3

pith:2019:GE4BIHF3FQRCZLAXBZDBAMYSQO

not attested not anchored not stored refs pending

On a generalized class of boundary-value problems with delayed argument

Erdo\u{g}an \c{S}en

arxiv:1905.07077 v1 · 2019-05-17 · math.CA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GE4BIHF3FQRCZLAXBZDBAMYSQO}

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	2026-05-17T23:45:57.370980Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3138141cbb2c222cac170e4610331283af177728916371df544949a4c0526111

Aliases

arxiv: 1905.07077 · arxiv_version: 1905.07077v1 · doi: 10.48550/arxiv.1905.07077 · pith_short_12: GE4BIHF3FQRC · pith_short_16: GE4BIHF3FQRCZLAX · pith_short_8: GE4BIHF3

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/GE4BIHF3FQRCZLAXBZDBAMYSQO \
  | 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: 3138141cbb2c222cac170e4610331283af177728916371df544949a4c0526111

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8bc9dcc8b2c2b4cd4c7d566856a3ecc3ce55f6a9d8946a1850b8bd0efde95818",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2019-05-17T01:19:14Z",
    "title_canon_sha256": "75d2e70b62f934290b3fb22e48bff5690501765c4713fce90cb0658cec66005d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.07077",
    "kind": "arxiv",
    "version": 1
  }
}