Pith Number

pith:T2SZBVQZ

pith:2017:T2SZBVQZC42LUQHYGD7SMP3PQH

not attested not anchored not stored refs pending

Real-time colouring and filtering with graphics shaders

Amr H. Hassan, Christopher J. Fluke, Dany Vohl, David G. Barnes

arxiv:1707.00442 v1 · 2017-07-03 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{T2SZBVQZC42LUQHYGD7SMP3PQH}

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	2026-05-18T00:41:03.368345Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9ea590d6191734ba40f830ff263f6f81d59270f124e1216ad8fc57c88df57dd7

Aliases

arxiv: 1707.00442 · arxiv_version: 1707.00442v1 · doi: 10.48550/arxiv.1707.00442 · pith_short_12: T2SZBVQZC42L · pith_short_16: T2SZBVQZC42LUQHY · pith_short_8: T2SZBVQZ

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/T2SZBVQZC42LUQHYGD7SMP3PQH \
  | 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: 9ea590d6191734ba40f830ff263f6f81d59270f124e1216ad8fc57c88df57dd7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2205cd2e40ef42085f34b07d717de8ea5ca969f47d920c4d25a8fb9471b085e8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2017-07-03T08:40:13Z",
    "title_canon_sha256": "bbbfc613d4032ac74711f68a7a41eda017546be3894d20ac7992e7de2a19e851"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.00442",
    "kind": "arxiv",
    "version": 1
  }
}