Pith Number

pith:JSETJODW

pith:2016:JSETJODW7RP6VJ3E72FJD5XOHR

not attested not anchored not stored refs pending

The Phillip Island penguin parade (a mathematical treatment)

Enrico Valdinoci, Luca Lombardini, Pietro Miraglio, Serena Dipierro

arxiv:1611.08715 v2 · 2016-11-26 · math.CA · math.DS · q-bio.PE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JSETJODW7RP6VJ3E72FJD5XOHR}

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	2026-05-18T00:56:00.087255Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4c8934b876fc5feaa764fe8a91f6ee3c5509db91bac8609a137eb6f7868f9d2f

Aliases

arxiv: 1611.08715 · arxiv_version: 1611.08715v2 · doi: 10.48550/arxiv.1611.08715 · pith_short_12: JSETJODW7RP6 · pith_short_16: JSETJODW7RP6VJ3E · pith_short_8: JSETJODW

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/JSETJODW7RP6VJ3E72FJD5XOHR \
  | 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: 4c8934b876fc5feaa764fe8a91f6ee3c5509db91bac8609a137eb6f7868f9d2f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0a10ea0c8f3c98dbffec36fcf25a580e5c1a131a47afed46d078f04d961aec34",
    "cross_cats_sorted": [
      "math.DS",
      "q-bio.PE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2016-11-26T15:33:32Z",
    "title_canon_sha256": "6b43f043ba949162ec79eac661a44a6f4f0d64e8ee22a00afd17bd7df8ec6e66"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.08715",
    "kind": "arxiv",
    "version": 2
  }
}