Pith Number

pith:W2FXEIO4

pith:2018:W2FXEIO44TOQUORUCEQYC7BH6X

not attested not anchored not stored refs pending

Towards a compact representation of temporal rasters

Ana Cerdeira-Pena, Antonio Fari\~na, Fernando Silva-Coira, Guillermo De Bernardo, Jose R. Parama

arxiv:1810.10965 v1 · 2018-10-18 · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{W2FXEIO44TOQUORUCEQYC7BH6X}

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	2026-05-18T00:02:18.744346Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b68b7221dce4dd0a3a341121817c27f5e8c9867c229ee2a240483256932c287f

Aliases

arxiv: 1810.10965 · arxiv_version: 1810.10965v1 · doi: 10.48550/arxiv.1810.10965 · pith_short_12: W2FXEIO44TOQ · pith_short_16: W2FXEIO44TOQUORU · pith_short_8: W2FXEIO4

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/W2FXEIO44TOQUORUCEQYC7BH6X \
  | 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: b68b7221dce4dd0a3a341121817c27f5e8c9867c229ee2a240483256932c287f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7170f0ebf194fdb36dd96872784c1b3a7b028bb7e4b8e41a4dd55b5ae2422c14",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2018-10-18T13:18:49Z",
    "title_canon_sha256": "ee9edb6cdf722f14e6e5ea297d739afc9497d9d6bdea2e9c70c64631bd3d463a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.10965",
    "kind": "arxiv",
    "version": 1
  }
}