Pith Number

pith:EUTGBEAW

pith:2015:EUTGBEAWIF3S7JM5J2ZC77WVVS

not attested not anchored not stored refs pending

Logarithmic stability in determining a boundary coefficient in an ibvp for the wave equation

Kais Ammari (FSM), Mourad Choulli (IECL)

arxiv:1505.07248 v1 · 2015-05-27 · 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{EUTGBEAWIF3S7JM5J2ZC77WVVS}

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	2026-05-18T02:02:05.211296Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

252660901641772fa59d4eb22ffed5acab4d84a04e7e453aa7dfa17b52406b35

Aliases

arxiv: 1505.07248 · arxiv_version: 1505.07248v1 · doi: 10.48550/arxiv.1505.07248 · pith_short_12: EUTGBEAWIF3S · pith_short_16: EUTGBEAWIF3S7JM5 · pith_short_8: EUTGBEAW

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/EUTGBEAWIF3S7JM5J2ZC77WVVS \
  | 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: 252660901641772fa59d4eb22ffed5acab4d84a04e7e453aa7dfa17b52406b35

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "be4b39156a8689043632eb29b45f6d9c154cb24733403bd55ff358edccb9e77e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2015-05-27T09:57:02Z",
    "title_canon_sha256": "4a97d525b071d025e2006979600aeac84afde9bf66bca9a8ee3b368abb3c7b20"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.07248",
    "kind": "arxiv",
    "version": 1
  }
}