Pith Number

pith:GKBCRYZT

pith:2015:GKBCRYZT3MDTFS5E7OTNRYEJXY

not attested not anchored not stored refs pending

Existence of solution to a nonlinear first-order dynamic equation on time scales

Ahmed Hammoudi, Benaoumeur Bayour, Delfim F. M. Torres

arxiv:1512.00909 v1 · 2015-12-03 · math.CA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GKBCRYZT3MDTFS5E7OTNRYEJXY}

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	2026-05-18T01:24:02.895479Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

328228e333db0732cba4fba6d8e089be18d25bca00e66f7bbf9c0f537b71ab0b

Aliases

arxiv: 1512.00909 · arxiv_version: 1512.00909v1 · doi: 10.48550/arxiv.1512.00909 · pith_short_12: GKBCRYZT3MDT · pith_short_16: GKBCRYZT3MDTFS5E · pith_short_8: GKBCRYZT

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/GKBCRYZT3MDTFS5E7OTNRYEJXY \
  | 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: 328228e333db0732cba4fba6d8e089be18d25bca00e66f7bbf9c0f537b71ab0b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "80dbb337ef0db19a22b51b62151c83d9add1ffca837bec4fe3309bda6f0e65c0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2015-12-03T00:12:34Z",
    "title_canon_sha256": "40249d0379e496a8ac31e42582b8ef82ff1982e7505bb2622dedadbcead1115e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.00909",
    "kind": "arxiv",
    "version": 1
  }
}