Pith Number

pith:RF7VPMAB

pith:2019:RF7VPMABYG3ZPPCASHUIQEPUKG

not attested not anchored not stored refs pending

Actin droplet machine

Andrew Adamatzky, Florian Huber, Joerg Schnauss

arxiv:1905.07860 v1 · 2019-05-20 · 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{RF7VPMABYG3ZPPCASHUIQEPUKG}

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	2026-05-17T23:45:48.296395Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

897f57b001c1b797bc4091e88811f451933b4b205cb3054a6b86cb140f411286

Aliases

arxiv: 1905.07860 · arxiv_version: 1905.07860v1 · doi: 10.48550/arxiv.1905.07860 · pith_short_12: RF7VPMABYG3Z · pith_short_16: RF7VPMABYG3ZPPCA · pith_short_8: RF7VPMAB

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/RF7VPMABYG3ZPPCASHUIQEPUKG \
  | 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: 897f57b001c1b797bc4091e88811f451933b4b205cb3054a6b86cb140f411286

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d48e0f167582b6d1f6f94f8f37790b7c2e869ab1ec70a2a2e001ee84079d7b20",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.ET",
    "submitted_at": "2019-05-20T03:58:43Z",
    "title_canon_sha256": "5aaf0757c3cf9a523aec9071acf5c9b34a52f10e223b8f2f90e71e8bc649ea14"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.07860",
    "kind": "arxiv",
    "version": 1
  }
}