Pith Number

pith:P5M432B5

pith:2015:P5M432B5J3PN5LYRVUAHHQ2VXB

not attested not anchored not stored refs pending

Forgetting and consolidation for incremental and cumulative knowledge acquisition systems

C\`esar Ferri, Fernando Mart\'inez-Plumed, Jos\'e Hern\'andez-Orallo, Mar\'ia Jos\'e Ram\'irez-Quintana

arxiv:1502.05615 v1 · 2015-02-19 · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{P5M432B5J3PN5LYRVUAHHQ2VXB}

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	2026-05-18T02:26:45.959904Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7f59cde83d4ededeaf11ad0073c355b853fdccde74d137b3916e99bbc0b54477

Aliases

arxiv: 1502.05615 · arxiv_version: 1502.05615v1 · doi: 10.48550/arxiv.1502.05615 · pith_short_12: P5M432B5J3PN · pith_short_16: P5M432B5J3PN5LYR · pith_short_8: P5M432B5

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/P5M432B5J3PN5LYRVUAHHQ2VXB \
  | 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: 7f59cde83d4ededeaf11ad0073c355b853fdccde74d137b3916e99bbc0b54477

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5994d6ff0debbb07fb412398c0f368bf8387d1979045866f25a3f2afb73cc4e1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2015-02-19T16:25:49Z",
    "title_canon_sha256": "2bd54b6d6fb8145c34ad3c9292457335a4710ec26fdb42a95f1e6a811cbe9662"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.05615",
    "kind": "arxiv",
    "version": 1
  }
}