Pith Number

pith:PSGNGZV2

pith:2017:PSGNGZV25ZBO3XVMWETBINH3TJ

not attested not anchored not stored refs pending

Solutions and Green's function of the first order linear equation with reflection and initial conditions

Alberto Cabada, F. Adri\'an F. Tojo

arxiv:1707.00846 v1 · 2017-07-04 · 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{PSGNGZV25ZBO3XVMWETBINH3TJ}

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	2026-05-18T00:40:56.834220Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7c8cd366baee42eddeacb1261434fb9a6acdbeefacd9f69f8f2c265658e0cc40

Aliases

arxiv: 1707.00846 · arxiv_version: 1707.00846v1 · doi: 10.48550/arxiv.1707.00846 · pith_short_12: PSGNGZV25ZBO · pith_short_16: PSGNGZV25ZBO3XVM · pith_short_8: PSGNGZV2

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/PSGNGZV25ZBO3XVMWETBINH3TJ \
  | 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: 7c8cd366baee42eddeacb1261434fb9a6acdbeefacd9f69f8f2c265658e0cc40

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8a58ab6c6a18d7f6aee0578590f51be789d9473af2ae77061725fd1b3ea9ce6b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2017-07-04T08:20:47Z",
    "title_canon_sha256": "fceb1f6023ec9ea0eea88f55a15d1d68ba97e6fdf0d352d4bfcf2795b8d76749"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.00846",
    "kind": "arxiv",
    "version": 1
  }
}