Pith Number

pith:CZNZSAGX

pith:2021:CZNZSAGXVGWUCDXAOFUCXG4WSA

not attested not anchored not stored refs pending

Streaming and Learning the Personal Context

Andrea Bontempelli, Fausto Giunchiglia, Marcelo Rodas Britez, Xiaoyue Li

arxiv:2108.08234 v1 · 2021-08-18 · 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{CZNZSAGXVGWUCDXAOFUCXG4WSA}

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	2026-07-05T03:07:00.951680Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

165b9900d7a9ad410ee071682b9b96901039165c2dac737450784ef81ad14a1d

Aliases

arxiv: 2108.08234 · arxiv_version: 2108.08234v1 · doi: 10.48550/arxiv.2108.08234 · pith_short_12: CZNZSAGXVGWU · pith_short_16: CZNZSAGXVGWUCDXA · pith_short_8: CZNZSAGX

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/CZNZSAGXVGWUCDXAOFUCXG4WSA \
  | 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: 165b9900d7a9ad410ee071682b9b96901039165c2dac737450784ef81ad14a1d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4b2b7e9b81b3c13a69543c5e729c063b393f069fe4fa874268ccba6de7c2cb64",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2021-08-18T16:55:12Z",
    "title_canon_sha256": "505a09bfd39cab65001db0e75ea39b80ca1b9d8e1a4cb3dbc3ab09da23610de4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.08234",
    "kind": "arxiv",
    "version": 1
  }
}