Pith Number

pith:7SMV5O6M

pith:2017:7SMV5O6MFYLQOC6R2T5XATVLJK

not attested not anchored not stored refs pending

A Bloch wave numerical scheme for scattering problems in periodic wave-guides

Ben Schweizer, Tom\'a\v{s} Dohnal

arxiv:1708.06427 v1 · 2017-08-21 · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7SMV5O6MFYLQOC6R2T5XATVLJK}

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	2026-05-18T00:37:41.556375Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc995ebbcc2e17070bd1d4fb704eab4a8cb51a67e24bb5c4eed59b551ff8bb81

Aliases

arxiv: 1708.06427 · arxiv_version: 1708.06427v1 · doi: 10.48550/arxiv.1708.06427 · pith_short_12: 7SMV5O6MFYLQ · pith_short_16: 7SMV5O6MFYLQOC6R · pith_short_8: 7SMV5O6M

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/7SMV5O6MFYLQOC6R2T5XATVLJK \
  | 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: fc995ebbcc2e17070bd1d4fb704eab4a8cb51a67e24bb5c4eed59b551ff8bb81

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e795f14569e34f46c6b36aea5971455775a7e122145d9f9549b872b900b70e5c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-08-21T21:33:09Z",
    "title_canon_sha256": "d998bb06b495ebe013df6554ddb9e110c582746937b98e824a683098a162c790"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.06427",
    "kind": "arxiv",
    "version": 1
  }
}