Pith Number

pith:URL744WO

pith:2019:URL744WOF6CUX6BTIAOZP7H43O

not attested not anchored not stored refs pending

Wave Enhancement through Optimization of Boundary Conditions

Habib Ammari, Kthim Imeri, Nilima Nigam, Oscar Bruno

arxiv:1907.11170 v1 · 2019-07-25 · math-ph · cs.NA · math.MP · math.NA · math.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{URL744WOF6CUX6BTIAOZP7H43O}

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	2026-05-17T23:39:33.059768Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a457fe72ce2f854bf833401d97fcfcdb8c46934d1144ba145f08bebe671b145a

Aliases

arxiv: 1907.11170 · arxiv_version: 1907.11170v1 · doi: 10.48550/arxiv.1907.11170 · pith_short_12: URL744WOF6CU · pith_short_16: URL744WOF6CUX6BT · pith_short_8: URL744WO

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/URL744WOF6CUX6BTIAOZP7H43O \
  | 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: a457fe72ce2f854bf833401d97fcfcdb8c46934d1144ba145f08bebe671b145a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "de19330b9546df941954333343ca343ca2c04ea6a7d33589ec33131f3e506a39",
    "cross_cats_sorted": [
      "cs.NA",
      "math.MP",
      "math.NA",
      "math.SP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2019-07-25T16:19:08Z",
    "title_canon_sha256": "8678a551ffaa202fb7826960d392955db755f7d891be34d3d7a9dc195c2e8a74"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.11170",
    "kind": "arxiv",
    "version": 1
  }
}