Pith Number

pith:TV6AXCC2

pith:2016:TV6AXCC2DXOPDFHABW7E3KF6WI

not attested not anchored not stored refs pending

New Stability and Exact Observability Conditions for Semilinear Wave Equations

Emilia Fridman, Maria Terushkin

arxiv:1602.07567 v1 · 2016-02-24 · cs.SY · 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{TV6AXCC2DXOPDFHABW7E3KF6WI}

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	2026-05-18T01:20:02.629710Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9d7c0b885a1ddcf194e00dbe4da8beb234b1843eb75c8cf733cab91cca5fd8f7

Aliases

arxiv: 1602.07567 · arxiv_version: 1602.07567v1 · doi: 10.48550/arxiv.1602.07567 · pith_short_12: TV6AXCC2DXOP · pith_short_16: TV6AXCC2DXOPDFHA · pith_short_8: TV6AXCC2

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/TV6AXCC2DXOPDFHABW7E3KF6WI \
  | 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: 9d7c0b885a1ddcf194e00dbe4da8beb234b1843eb75c8cf733cab91cca5fd8f7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c21c3f491ef89e54bde4258cdb902561a98f539e2cd25ec72b947914ce79c231",
    "cross_cats_sorted": [
      "math.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SY",
    "submitted_at": "2016-02-24T15:42:36Z",
    "title_canon_sha256": "9bad4471c426ea6449ce2df3d181172ec12ea5a7109efcd1141ab00dff07d232"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.07567",
    "kind": "arxiv",
    "version": 1
  }
}