Pith Number

pith:F4MANS3N

pith:2017:F4MANS3NY2HCXIFEECNP3SFWGT

not attested not anchored not stored refs pending

Controllability of the impulsive semi linear beam equation with memory and delay

Alexander Carrasco, Cristi Guevara, Hugo Leiva

arxiv:1704.07448 v2 · 2017-04-24 · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{F4MANS3NY2HCXIFEECNP3SFWGT}

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	2026-05-18T00:30:45.093169Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2f1806cb6dc68e2ba0a4209afdc8b634c741d66ca98573962d49e35ce195a53d

Aliases

arxiv: 1704.07448 · arxiv_version: 1704.07448v2 · doi: 10.48550/arxiv.1704.07448 · pith_short_12: F4MANS3NY2HC · pith_short_16: F4MANS3NY2HCXIFE · pith_short_8: F4MANS3N

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/F4MANS3NY2HCXIFEECNP3SFWGT \
  | 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: 2f1806cb6dc68e2ba0a4209afdc8b634c741d66ca98573962d49e35ce195a53d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "846a1f09ae4e10e0e6577b54cff986eac3794d6a2173bcb9d989178cd403f41e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2017-04-24T20:19:58Z",
    "title_canon_sha256": "30a635269058fbcb51d08e4a13b09a9c1edef9c12ee6ab0e9a4bf45759a04210"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.07448",
    "kind": "arxiv",
    "version": 2
  }
}