Pith Number

pith:SFLZBY6Z

pith:2017:SFLZBY6ZLHBJB6TIEPURQTJCZT

not attested not anchored not stored refs pending

Toward a Calculus of Redundancy: The feedback arrow of expectations in knowledge-based systems

Inga Ivanova, Loet Leydesdorff, Mark W. Johnson

arxiv:1701.02455 v2 · 2017-01-10 · cs.DL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SFLZBY6ZLHBJB6TIEPURQTJCZT}

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	2026-05-18T00:20:17.466650Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

915790e3d959c290fa6823e9184d22ccec2e77e042b8b7c2db705950d01cabae

Aliases

arxiv: 1701.02455 · arxiv_version: 1701.02455v2 · doi: 10.48550/arxiv.1701.02455 · pith_short_12: SFLZBY6ZLHBJ · pith_short_16: SFLZBY6ZLHBJB6TI · pith_short_8: SFLZBY6Z

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/SFLZBY6ZLHBJB6TIEPURQTJCZT \
  | 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: 915790e3d959c290fa6823e9184d22ccec2e77e042b8b7c2db705950d01cabae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f4dce6fbcb1ff9eea490a630d229dbfc2ae6051df8270368da23b41743ed7e6f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2017-01-10T07:27:57Z",
    "title_canon_sha256": "93fea9ace3ad58ddf620441934ed488871d165b900e14fb3a2ca6c92dc11b623"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.02455",
    "kind": "arxiv",
    "version": 2
  }
}