Pith Number

pith:3WBSBWJ6

pith:2012:3WBSBWJ6P3SWYFVL3DSIDM4S6Z

not attested not anchored not stored refs pending

On the Impact of Information Technologies on Society: an Historical Perspective through the Game of Chess

Frederic Prost

arxiv:1203.3434 v1 · 2012-03-15 · cs.OH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3WBSBWJ6P3SWYFVL3DSIDM4S6Z}

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	2026-05-18T04:00:01.684717Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dd8320d93e7ee56c16abd8e481b392f6647c0d1fb07a41d3589e3147123f799a

Aliases

arxiv: 1203.3434 · arxiv_version: 1203.3434v1 · doi: 10.48550/arxiv.1203.3434 · pith_short_12: 3WBSBWJ6P3SW · pith_short_16: 3WBSBWJ6P3SWYFVL · pith_short_8: 3WBSBWJ6

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/3WBSBWJ6P3SWYFVL3DSIDM4S6Z \
  | 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: dd8320d93e7ee56c16abd8e481b392f6647c0d1fb07a41d3589e3147123f799a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8318745f3e382f5a33e1a5feacd7a5253f1fe041613d51958186f2af61d0a69a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.OH",
    "submitted_at": "2012-03-15T18:17:04Z",
    "title_canon_sha256": "67ab0bbaf922703aa6a5902039eb1aea1116ce189c5170eafc083fabd41ffba3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.3434",
    "kind": "arxiv",
    "version": 1
  }
}