Pith Number

pith:3HUALFZO

pith:2013:3HUALFZO7VUSY5GR4NWRMOKNNL

not attested not anchored not stored refs pending

Incremental Grid-like Layout Using Soft and Hard Constraints

Kim Marriott, Michael Wybrow, Steve Kieffer, Tim Dwyer

arxiv:1308.6368 v1 · 2013-08-29 · cs.HC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3HUALFZO7VUSY5GR4NWRMOKNNL}

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	2026-05-18T03:14:40.131133Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d9e805972efd692c74d1e36d16394d6ad5984003a89bec780318334b0e4ba6eb

Aliases

arxiv: 1308.6368 · arxiv_version: 1308.6368v1 · doi: 10.48550/arxiv.1308.6368 · pith_short_12: 3HUALFZO7VUS · pith_short_16: 3HUALFZO7VUSY5GR · pith_short_8: 3HUALFZO

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/3HUALFZO7VUSY5GR4NWRMOKNNL \
  | 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: d9e805972efd692c74d1e36d16394d6ad5984003a89bec780318334b0e4ba6eb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8712096b4c7f244729f4fe2e3900bc613ef0dea4ee4b5ed14d1ced0227daf611",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2013-08-29T05:40:45Z",
    "title_canon_sha256": "c4922bc4342a5b24b80fc32f26f0f8bd74fd2371d89d5c91ae5007f578561f78"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.6368",
    "kind": "arxiv",
    "version": 1
  }
}