Pith Number

pith:TI2UPNX6

pith:2017:TI2UPNX6DW7WUS6GTC4FP6NKC3

not attested not anchored not stored refs pending

Behavior of digital sequences through exotic numeration systems

Julien Leroy, Manon Stipulanti, Michel Rigo

arxiv:1705.08322 v1 · 2017-05-23 · cs.DM · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TI2UPNX6DW7WUS6GTC4FP6NKC3}

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	2026-05-18T00:43:48.617702Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9a3547b6fe1dbf6a4bc698b857f9aa16d01c002e4d1752ae83526202c881ffaa

Aliases

arxiv: 1705.08322 · arxiv_version: 1705.08322v1 · doi: 10.48550/arxiv.1705.08322 · pith_short_12: TI2UPNX6DW7W · pith_short_16: TI2UPNX6DW7WUS6G · pith_short_8: TI2UPNX6

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/TI2UPNX6DW7WUS6GTC4FP6NKC3 \
  | 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: 9a3547b6fe1dbf6a4bc698b857f9aa16d01c002e4d1752ae83526202c881ffaa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7211efa1b307a9db73a7e5dfef18e97ffdef2b793569e87623ff357b2adbfbcd",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DM",
    "submitted_at": "2017-05-23T14:40:47Z",
    "title_canon_sha256": "2c18aea319313014d886b4641f8789cc98b84ac538849291e5c78b693affc565"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.08322",
    "kind": "arxiv",
    "version": 1
  }
}