Pith Number

pith:SQJNNFFP

pith:2015:SQJNNFFPFGU6O2XW2NCK5BSLWP

not attested not anchored not stored refs pending

On the Construction of Virtual Interior Point Source Travel Time Distances from the Hyperbolic Neumann-to-Dirichlet Map

Lauri Oksanen, Maarten de Hoop, Paul Kepley

arxiv:1508.03397 v1 · 2015-08-14 · 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{SQJNNFFPFGU6O2XW2NCK5BSLWP}

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	2026-05-18T00:55:25.666446Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9412d694af29a9e76af6d344ae864bb3deffd36259f022b2a0ced4c6dae1e69c

Aliases

arxiv: 1508.03397 · arxiv_version: 1508.03397v1 · doi: 10.48550/arxiv.1508.03397 · pith_short_12: SQJNNFFPFGU6 · pith_short_16: SQJNNFFPFGU6O2XW · pith_short_8: SQJNNFFP

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/SQJNNFFPFGU6O2XW2NCK5BSLWP \
  | 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: 9412d694af29a9e76af6d344ae864bb3deffd36259f022b2a0ced4c6dae1e69c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "efcab697053d089debcb124ffe89bd287786e7f31f6f3147f3d9c88109c1f16e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2015-08-14T01:30:49Z",
    "title_canon_sha256": "eb11e2c46dfe069c5cca26c64aa3ad804624b61c29827e222826d93bd6572506"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.03397",
    "kind": "arxiv",
    "version": 1
  }
}