Pith Number

pith:EML6K7R3

pith:2018:EML6K7R3XHH5NVRMA3LCO55JUW

not attested not anchored not stored refs pending

Computation of matrix gamma function

Amir Sadeghi, Joao R. Cardoso

arxiv:1806.10554 v1 · 2018-06-27 · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EML6K7R3XHH5NVRMA3LCO55JUW}

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	2026-05-18T00:12:12.023805Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2317e57e3bb9cfd6d62c06d62777a9a59f60ec06d139b2c3b8ead5067dae2d60

Aliases

arxiv: 1806.10554 · arxiv_version: 1806.10554v1 · doi: 10.48550/arxiv.1806.10554 · pith_short_12: EML6K7R3XHH5 · pith_short_16: EML6K7R3XHH5NVRM · pith_short_8: EML6K7R3

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/EML6K7R3XHH5NVRMA3LCO55JUW \
  | 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: 2317e57e3bb9cfd6d62c06d62777a9a59f60ec06d139b2c3b8ead5067dae2d60

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a02677b97434efedb131ee1adacd7255355c753e5afd84ae0f81cba342b17f5e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-06-27T16:14:59Z",
    "title_canon_sha256": "c10b241c9f5155420474fb643552e7278a456ec4b8ee3b313769c38c08f4c802"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.10554",
    "kind": "arxiv",
    "version": 1
  }
}