Pith Number

pith:L4FDSQBU

pith:2011:L4FDSQBUGKIPHQBR7A6FO43XJS

not attested not anchored not stored refs pending

Digital Ecosystems: Ecosystem-Oriented Architectures

Gerard Briscoe, Philippe De Wilde, Suzanne Sadedin

arxiv:1112.0204 v1 · 2011-12-01 · cs.NI · cs.MA · cs.NE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{L4FDSQBUGKIPHQBR7A6FO43XJS}

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	2026-05-18T04:07:16.567802Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5f0a3940343290f3c031f83c5773774caf3cbd809fad07ca27065ad36a55b710

Aliases

arxiv: 1112.0204 · arxiv_version: 1112.0204v1 · doi: 10.48550/arxiv.1112.0204 · pith_short_12: L4FDSQBUGKIP · pith_short_16: L4FDSQBUGKIPHQBR · pith_short_8: L4FDSQBU

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/L4FDSQBUGKIPHQBR7A6FO43XJS \
  | 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: 5f0a3940343290f3c031f83c5773774caf3cbd809fad07ca27065ad36a55b710

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e330e7d0700a1c44ce58e4835a906b0b2b47897318c70c24097d74a8811d07df",
    "cross_cats_sorted": [
      "cs.MA",
      "cs.NE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NI",
    "submitted_at": "2011-12-01T15:14:33Z",
    "title_canon_sha256": "50f8303ebd2033d394b9c32a7fcd6e3fe8a6d5a2c204aab5ee9d9b96908c8509"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1112.0204",
    "kind": "arxiv",
    "version": 1
  }
}