Pith Number

pith:DJENBGMF

pith:2014:DJENBGMF3CIRNCUCJQZA37ADCE

not attested not anchored not stored refs pending

Stability in the determination of a time-dependent coefficient for wave equations from partial data

Yavar Kian

arxiv:1406.5734 v3 · 2014-06-22 · 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{DJENBGMF3CIRNCUCJQZA37ADCE}

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	2026-05-18T01:21:41.929769Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1a48d09985d891168a824c320dfc0311392f8c97ed4866c433f81c424c5fcca9

Aliases

arxiv: 1406.5734 · arxiv_version: 1406.5734v3 · doi: 10.48550/arxiv.1406.5734 · pith_short_12: DJENBGMF3CIR · pith_short_16: DJENBGMF3CIRNCUC · pith_short_8: DJENBGMF

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/DJENBGMF3CIRNCUCJQZA37ADCE \
  | 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: 1a48d09985d891168a824c320dfc0311392f8c97ed4866c433f81c424c5fcca9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "91d08a26eb200cc00be97d0fccc514bd8938006a84f192da97caa84e0010fee8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2014-06-22T15:19:26Z",
    "title_canon_sha256": "5c2512d520af41f39c1070d9c6455ca76bb57d38a0478e737c1ad2ebb44a8755"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.5734",
    "kind": "arxiv",
    "version": 3
  }
}