Pith Number

pith:OQVVHDEC

pith:2017:OQVVHDECM4J3PDKFP2TOA5LI7B

not attested not anchored not stored refs pending

Lipschitz stability for an inverse hyperbolic problem of determining two coefficients by a finite number of observations

L. Beilina, M. Cristofol, M. Yamamoto, S. Li

arxiv:1707.03785 v1 · 2017-07-12 · 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{OQVVHDECM4J3PDKFP2TOA5LI7B}

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	2026-05-18T00:25:56.637834Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

742b538c826713b78d457ea6e07568f85af182fc12127e299a024ed11fa96adf

Aliases

arxiv: 1707.03785 · arxiv_version: 1707.03785v1 · doi: 10.48550/arxiv.1707.03785 · pith_short_12: OQVVHDECM4J3 · pith_short_16: OQVVHDECM4J3PDKF · pith_short_8: OQVVHDEC

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/OQVVHDECM4J3PDKFP2TOA5LI7B \
  | 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: 742b538c826713b78d457ea6e07568f85af182fc12127e299a024ed11fa96adf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "85a777c38793d1023911d038ed4efa4287a80b2cc290b3eff1be0873463599d5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2017-07-12T16:13:53Z",
    "title_canon_sha256": "c338096b1fef81014114178fb8f49f9fe57fa6a551216bcbcc9f59cec6a0d6f3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.03785",
    "kind": "arxiv",
    "version": 1
  }
}