Pith Number

pith:C7TGEOH3

pith:2009:C7TGEOH3AEMTWWRSBAJAXAXSSL

not attested not anchored not stored refs pending

Programmable reconfiguration of Physarum machines

Andrew Adamatzky, Jeff Jones

arxiv:0901.4556 v1 · 2009-01-28 · nlin.AO · q-bio.CB

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{C7TGEOH3AEMTWWRSBAJAXAXSSL}

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	2026-05-18T04:35:05.523450Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

17e66238fb01193b5a3208120b82f292d8df9664ae00d08325ac5d79e1f7577e

Aliases

arxiv: 0901.4556 · arxiv_version: 0901.4556v1 · doi: 10.48550/arxiv.0901.4556 · pith_short_12: C7TGEOH3AEMT · pith_short_16: C7TGEOH3AEMTWWRS · pith_short_8: C7TGEOH3

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/C7TGEOH3AEMTWWRSBAJAXAXSSL \
  | 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: 17e66238fb01193b5a3208120b82f292d8df9664ae00d08325ac5d79e1f7577e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "325f1a789bb3e8949588ed9c0fff913bd4052c7ca8b0280b7d499cbb891f1d8b",
    "cross_cats_sorted": [
      "q-bio.CB"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.AO",
    "submitted_at": "2009-01-28T21:13:16Z",
    "title_canon_sha256": "1e5ac93d5915c80c8daeebe1d18b8dce8bc34314fa98577e9bb7882a626e8517"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0901.4556",
    "kind": "arxiv",
    "version": 1
  }
}