Pith Number

pith:4KQHNDEN

pith:2020:4KQHNDENCILBI5L47T4UUZ5AYI

not attested not anchored not stored refs pending

CMasher: Scientific colormaps for making accessible, informative and 'cmashing' plots

Ellert van der Velden

arxiv:2003.01069 v1 · 2020-02-26 · eess.IV · physics.data-an

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4KQHNDENCILBI5L47T4UUZ5AYI}

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	2026-07-05T00:45:00.261000Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e2a0768c8d121614757cfcf94a67a0c2257dd2f0ac0552058b2fe7f2da98595b

Aliases

arxiv: 2003.01069 · arxiv_version: 2003.01069v1 · doi: 10.48550/arxiv.2003.01069 · pith_short_12: 4KQHNDENCILB · pith_short_16: 4KQHNDENCILBI5L4 · pith_short_8: 4KQHNDEN

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/4KQHNDENCILBI5L47T4UUZ5AYI \
  | 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: e2a0768c8d121614757cfcf94a67a0c2257dd2f0ac0552058b2fe7f2da98595b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c872cfe1db4cc62f648fc7300ead0f4afb99a157ed002e9ca25372cd4ac3aef6",
    "cross_cats_sorted": [
      "physics.data-an"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2020-02-26T05:02:11Z",
    "title_canon_sha256": "1701e31dbd25ecaaf97cd15efacf78e3c69ff7c90805ac5c971f760db5531c65"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2003.01069",
    "kind": "arxiv",
    "version": 1
  }
}