Pith Number

pith:VRE3FWZW

pith:2018:VRE3FWZWDHVTX663FFY2ET723X

not attested not anchored not stored refs pending

CBPF: leveraging context and content information for better recommendations

Dario Colazzo, Elsa Negre, Zahra Vahidi Ferdousi

arxiv:1810.00751 v1 · 2018-10-01 · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VRE3FWZWDHVTX663FFY2ET723X}

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	2026-05-18T00:04:24.927364Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ac49b2db3619eb3bfbdb2971a24ffaddd4449d5a93a3874f86a1cd79533071ab

Aliases

arxiv: 1810.00751 · arxiv_version: 1810.00751v1 · doi: 10.48550/arxiv.1810.00751 · pith_short_12: VRE3FWZWDHVT · pith_short_16: VRE3FWZWDHVTX663 · pith_short_8: VRE3FWZW

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/VRE3FWZWDHVTX663FFY2ET723X \
  | 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: ac49b2db3619eb3bfbdb2971a24ffaddd4449d5a93a3874f86a1cd79533071ab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "908c5a50289c8093d1844a7f875bc0e238385420f7a2a74674394acfd32b2518",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2018-10-01T15:09:42Z",
    "title_canon_sha256": "cd43010282e99c4588d8a359e710ae9b4e215073142cc216b875eafdb715f19e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.00751",
    "kind": "arxiv",
    "version": 1
  }
}