Pith Number

pith:RIDMEXPQ

pith:2010:RIDMEXPQ7D5S3CUTXECJPNEGRE

not attested not anchored not stored refs pending

Approximating Mexican highways with slime mould

Andrew Adamatzky, Christopher R. Stephens, Genaro J. Martinez, Rene Asomoza-Palacio, Sergio V. Chapa-Vergara

arxiv:1010.0557 v1 · 2010-10-04 · nlin.PS · nlin.AO · physics.soc-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RIDMEXPQ7D5S3CUTXECJPNEGRE}

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	2026-05-18T02:23:47.351856Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8a06c25df0f8fb2d8a93b90497b486891233f0e8dab25590f8a073826f204e06

Aliases

arxiv: 1010.0557 · arxiv_version: 1010.0557v1 · doi: 10.48550/arxiv.1010.0557 · pith_short_12: RIDMEXPQ7D5S · pith_short_16: RIDMEXPQ7D5S3CUT · pith_short_8: RIDMEXPQ

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/RIDMEXPQ7D5S3CUTXECJPNEGRE \
  | 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: 8a06c25df0f8fb2d8a93b90497b486891233f0e8dab25590f8a073826f204e06

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5bdf9390111efbb9748cb65d93003b51177a9a99c9017c370872f6496ab6b7e8",
    "cross_cats_sorted": [
      "nlin.AO",
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.PS",
    "submitted_at": "2010-10-04T12:19:47Z",
    "title_canon_sha256": "96784d295ac6bc902f7ff63603ed8913281a7536b4164fed0a58255fd23104fc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1010.0557",
    "kind": "arxiv",
    "version": 1
  }
}