Pith Number

pith:KPNY6IBO

pith:2014:KPNY6IBOV3ACCCUVSPJUW3WZ4H

not attested not anchored not stored refs pending

A shape calculus based method for a transmission problem with random interface

Alexey Chernov, Duong Pham, Thanh Tran

arxiv:1402.6748 v1 · 2014-02-27 · 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{KPNY6IBOV3ACCCUVSPJUW3WZ4H}

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	2026-05-18T02:57:37.202442Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

53db8f202eaec0210a9593d34b6ed9e1e1b1d422f830ccf12d675d82795ea3f7

Aliases

arxiv: 1402.6748 · arxiv_version: 1402.6748v1 · doi: 10.48550/arxiv.1402.6748 · pith_short_12: KPNY6IBOV3AC · pith_short_16: KPNY6IBOV3ACCCUV · pith_short_8: KPNY6IBO

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/KPNY6IBOV3ACCCUVSPJUW3WZ4H \
  | 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: 53db8f202eaec0210a9593d34b6ed9e1e1b1d422f830ccf12d675d82795ea3f7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "012589feddcdc5419f791f7cfab587160615fd6a5885810bbd3922376c063c96",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2014-02-27T00:12:37Z",
    "title_canon_sha256": "514b4a827ba6b8a4628b46cc4767fdc8cecb0761a62e9bd44b9175163bbdbe63"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.6748",
    "kind": "arxiv",
    "version": 1
  }
}