Pith Number

pith:V77GR72L

pith:2017:V77GR72LQRWS2PN6OSWFBPFWFG

not attested not anchored not stored refs pending

Pisano period codes

Minjia Shi, Patrick Sole, Zhongyi Zhang

arxiv:1709.04582 v1 · 2017-09-14 · cs.IT · math.IT

Open paper page JSON What is a Pith Number?

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

Receipt and verification

First computed	2026-05-18T00:35:11.221746Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

affe68ff4b846d2d3dbe74ac50bcb629bbf850e5c487693f7c323ce65b10af24

Aliases

arxiv: 1709.04582 · arxiv_version: 1709.04582v1 · doi: 10.48550/arxiv.1709.04582

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/V77GR72LQRWS2PN6OSWFBPFWFG \
  | 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: affe68ff4b846d2d3dbe74ac50bcb629bbf850e5c487693f7c323ce65b10af24

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "983aa5e891308d8c23a7445ac547f8c0c83fd86c81c137fdb0b033447af00da8",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-09-14T01:49:41Z",
    "title_canon_sha256": "a7bac7bc72cf5bedbd8b557d1e8ad0715e9e632285bf304ef2f3b4ea2531c898"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.04582",
    "kind": "arxiv",
    "version": 1
  }
}