Pith Number

pith:D7DLFESS

pith:2017:D7DLFESSRO3H3JTV3BYAJGMAKK

not attested not anchored not stored refs pending

Conical: an extended module for computing a numerically satisfactory pair of solutions of the differential equation for conical functions

A. Gil, J. Segura, N. M. Temme, T. M. Dunster

arxiv:1704.01145 v1 · 2017-04-04 · cs.MS · math.CA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{D7DLFESSRO3H3JTV3BYAJGMAKK}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T00:42:57.752012Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1fc6b292528bb67da675d87004998052b73a08bd529774f45453aec871abb169

Aliases

arxiv: 1704.01145 · arxiv_version: 1704.01145v1 · doi: 10.48550/arxiv.1704.01145 · pith_short_12: D7DLFESSRO3H · pith_short_16: D7DLFESSRO3H3JTV · pith_short_8: D7DLFESS

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/D7DLFESSRO3H3JTV3BYAJGMAKK \
  | 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: 1fc6b292528bb67da675d87004998052b73a08bd529774f45453aec871abb169

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2d6278426ffee93dc91d99504812926caea93f86b25d4acb603c0c14cc770620",
    "cross_cats_sorted": [
      "math.CA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.MS",
    "submitted_at": "2017-04-04T18:28:01Z",
    "title_canon_sha256": "a0d378026ace3b5f6001221238024d011c33d8db24e592d4d7fe62ea3f748574"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.01145",
    "kind": "arxiv",
    "version": 1
  }
}