Pith Number

pith:YSPSKIG4

pith:2013:YSPSKIG4KCGK37UVMJPSCYQWIB

not attested not anchored not stored refs pending

Routing of Physarum polycephalum signals using simple chemicals

Andrew Adamatzky, Ben De Lacy Costello

arxiv:1312.1178 v1 · 2013-12-04 · 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{YSPSKIG4KCGK37UVMJPSCYQWIB}

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	2026-05-18T03:05:34.770456Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c49f2520dc508cadfe95625f2162164044df1817447910b0466f299725300ed5

Aliases

arxiv: 1312.1178 · arxiv_version: 1312.1178v1 · doi: 10.48550/arxiv.1312.1178 · pith_short_12: YSPSKIG4KCGK · pith_short_16: YSPSKIG4KCGK37UV · pith_short_8: YSPSKIG4

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/YSPSKIG4KCGK37UVMJPSCYQWIB \
  | 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: c49f2520dc508cadfe95625f2162164044df1817447910b0466f299725300ed5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "07945aa01811926b8f8866be5ebc3901268aca880d54e596b03349c0ef89d7d8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.ET",
    "submitted_at": "2013-12-04T14:30:24Z",
    "title_canon_sha256": "6a03e8ac74ef4ea55f8d3769caf2cb3551c17b0e600d99a51832df58d395cbad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.1178",
    "kind": "arxiv",
    "version": 1
  }
}