Pith Number

pith:QIDPF7ZC

pith:2014:QIDPF7ZCJTARNVTBMAZSRISUZI

not attested not anchored not stored refs pending

Travelling times in scattering by obstacles

Luchezar Stoyanov, Lyle Noakes

arxiv:1404.4147 v3 · 2014-04-16 · math-ph · math.DG · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QIDPF7ZCJTARNVTBMAZSRISUZI}

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	2026-05-18T02:41:41.596111Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8206f2ff224cc116d661603328a254ca115c9e510ceec194444dfdae94cc6012

Aliases

arxiv: 1404.4147 · arxiv_version: 1404.4147v3 · doi: 10.48550/arxiv.1404.4147 · pith_short_12: QIDPF7ZCJTAR · pith_short_16: QIDPF7ZCJTARNVTB · pith_short_8: QIDPF7ZC

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/QIDPF7ZCJTARNVTBMAZSRISUZI \
  | 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: 8206f2ff224cc116d661603328a254ca115c9e510ceec194444dfdae94cc6012

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "22d044ed23123edce2cebaec63ec7b0b26bbef1e8b0dc277918e6f3b234b1622",
    "cross_cats_sorted": [
      "math.DG",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2014-04-16T06:09:20Z",
    "title_canon_sha256": "c02d3a757bc37e0a68f34e498e18eb247a70b9bfb4fd882868df95b67db0241f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.4147",
    "kind": "arxiv",
    "version": 3
  }
}