Pith Number

pith:ZIXKTOWK

pith:2018:ZIXKTOWKKHTYIZNDGHX45ZXNHQ

not attested not anchored not stored refs pending

The dry history of liquid computers

Andrew Adamatzky

arxiv:1811.09989 v1 · 2018-11-25 · cs.ET

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZIXKTOWKKHTYIZNDGHX45ZXNHQ}

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	2026-05-17T23:59:58.919645Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ca2ea9baca51e78465a331efcee6ed3c05371fa8f7d94e565be4eebf5b63e090

Aliases

arxiv: 1811.09989 · arxiv_version: 1811.09989v1 · doi: 10.48550/arxiv.1811.09989 · pith_short_12: ZIXKTOWKKHTY · pith_short_16: ZIXKTOWKKHTYIZND · pith_short_8: ZIXKTOWK

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/ZIXKTOWKKHTYIZNDGHX45ZXNHQ \
  | 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: ca2ea9baca51e78465a331efcee6ed3c05371fa8f7d94e565be4eebf5b63e090

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8c076adbfe84027a458474beef9a853b390857d8f305b84037136e7a16e588f3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.ET",
    "submitted_at": "2018-11-25T11:12:43Z",
    "title_canon_sha256": "33e04f29db8a84c109c53bc89ff0bc5395e4b4e06ca51e6ca5fed7fc588358b0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.09989",
    "kind": "arxiv",
    "version": 1
  }
}