Pith Number

pith:VG5QZYZD

pith:2008:VG5QZYZDBN6AOKR4LF7NNB3U3G

not attested not anchored not stored refs pending

Vacca-type series for values of the generalized-Euler-constant function and its derivative

Khodabakhsh Hessami Pilehrood, Tatiana Hessami Pilehrood

arxiv:0808.0410 v1 · 2008-08-04 · math.NT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VG5QZYZDBN6AOKR4LF7NNB3U3G}

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	2026-05-18T03:03:45.010375Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a9bb0ce3230b7c072a3c597ed68774d98350b18bb71716fcb568d30d7b2e27ba

Aliases

arxiv: 0808.0410 · arxiv_version: 0808.0410v1 · doi: 10.48550/arxiv.0808.0410 · pith_short_12: VG5QZYZDBN6A · pith_short_16: VG5QZYZDBN6AOKR4 · pith_short_8: VG5QZYZD

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/VG5QZYZDBN6AOKR4LF7NNB3U3G \
  | 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: a9bb0ce3230b7c072a3c597ed68774d98350b18bb71716fcb568d30d7b2e27ba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fefdce340600b257917d52cc4b7b7ce8b3bb8c2eadca26f328eb6a4e5eea5ec0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2008-08-04T09:57:59Z",
    "title_canon_sha256": "3c3c33bf9ddf79f8429b75f3371638cd3ac7fb7d15dfdd9c3a9cebac4b7446c2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0808.0410",
    "kind": "arxiv",
    "version": 1
  }
}