Pith Number

pith:ZCCYD6XC

pith:2012:ZCCYD6XC3L3AL6YUW56EMHSHKP

not attested not anchored not stored refs pending

The prediction of future from the past: an old problem from a modern perspective

A. Vulpiani, F. Cecconi, M. Cencini, M falcioni

arxiv:1210.6758 v1 · 2012-10-25 · nlin.CD

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZCCYD6XC3L3AL6YUW56EMHSHKP}

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	2026-05-18T03:42:23.227169Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c88581fae2daf605fb14b77c461e4753fb821dc415ce46eb481ba88f575dc2cb

Aliases

arxiv: 1210.6758 · arxiv_version: 1210.6758v1 · doi: 10.48550/arxiv.1210.6758 · pith_short_12: ZCCYD6XC3L3A · pith_short_16: ZCCYD6XC3L3AL6YU · pith_short_8: ZCCYD6XC

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/ZCCYD6XC3L3AL6YUW56EMHSHKP \
  | 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: c88581fae2daf605fb14b77c461e4753fb821dc415ce46eb481ba88f575dc2cb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "528614924a9be4ba05e6a442107074c4c7a861ad0cda9c6813d5e564add336eb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.CD",
    "submitted_at": "2012-10-25T08:50:51Z",
    "title_canon_sha256": "e42aa56692cf76da55394496328c7284343f6e5e3c1ffe0623c931159093fe3d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.6758",
    "kind": "arxiv",
    "version": 1
  }
}