Pith Number

pith:HL2NVGB4

pith:2018:HL2NVGB4Q42ZZKIZDLYXSNNCWV

not attested not anchored not stored refs pending

Green's functions for even order boundary value problems

Alberto Cabada, Luc\'ia L\'opez-Somoza

arxiv:1811.06116 v3 · 2018-11-14 · 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{HL2NVGB4Q42ZZKIZDLYXSNNCWV}

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	2026-05-17T23:54:39.029054Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3af4da983c87359ca9191af17935a2b550a226b232b599861cc305e88e650e7c

Aliases

arxiv: 1811.06116 · arxiv_version: 1811.06116v3 · doi: 10.48550/arxiv.1811.06116 · pith_short_12: HL2NVGB4Q42Z · pith_short_16: HL2NVGB4Q42ZZKIZ · pith_short_8: HL2NVGB4

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/HL2NVGB4Q42ZZKIZDLYXSNNCWV \
  | 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: 3af4da983c87359ca9191af17935a2b550a226b232b599861cc305e88e650e7c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8c4f7e152fb7446c09d0b53f3c284ae60e7982de18548a45027f935a4a8ad2ea",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2018-11-14T23:33:22Z",
    "title_canon_sha256": "1fc49dc18cba0bd0424e91bbf206f8fe7a44c438f91edb97f58ee4b26344303a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.06116",
    "kind": "arxiv",
    "version": 3
  }
}