Pith Number

pith:PYK2TU5P

pith:2019:PYK2TU5PSNLR6TSMGG2YLW33GG

not attested not anchored not stored refs pending

Petascale Cloud Supercomputing for Terapixel Visualization of a Digital Twin

James Charlton, Manu Antony, Mark Turner, Nicolas S. Holliman, Philip James, Stephen Dowsland

arxiv:1902.04820 v2 · 2019-02-13 · cs.DC · cs.GR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PYK2TU5PSNLR6TSMGG2YLW33GG}

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	2026-05-17T23:51:29.931162Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7e15a9d3af93571f4e4c31b585db7b319cfbf699c74bada37320fadbd0a0bf30

Aliases

arxiv: 1902.04820 · arxiv_version: 1902.04820v2 · doi: 10.48550/arxiv.1902.04820 · pith_short_12: PYK2TU5PSNLR · pith_short_16: PYK2TU5PSNLR6TSM · pith_short_8: PYK2TU5P

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/PYK2TU5PSNLR6TSMGG2YLW33GG \
  | 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: 7e15a9d3af93571f4e4c31b585db7b319cfbf699c74bada37320fadbd0a0bf30

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "202efe11938f401a639837640c20e99435d563ea6f138c760ee7d356485a3d91",
    "cross_cats_sorted": [
      "cs.GR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2019-02-13T09:54:14Z",
    "title_canon_sha256": "3ad8768a5d57ea239276ab2c2004d110aef7e8904461a449de57d1ccc5a7e53d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.04820",
    "kind": "arxiv",
    "version": 2
  }
}