Pith Number

pith:X34HARTK

pith:2021:X34HARTK5JWK6UDBPX6YB2LL5U

not attested not anchored not stored refs pending

Day-to-day and seasonal regularity of network passenger delay for metro networks

Hans van Lint, Oded Cats, Panchamy Krishnakumari

arxiv:2107.14094 v1 · 2021-07-07 · physics.soc-ph · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{X34HARTK5JWK6UDBPX6YB2LL5U}

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	2026-07-05T03:01:44.351435Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bef870466aea6caf50617dfd80e96bed0b3d9060d67d9e50d8ecb565f849bd4b

Aliases

arxiv: 2107.14094 · arxiv_version: 2107.14094v1 · doi: 10.48550/arxiv.2107.14094 · pith_short_12: X34HARTK5JWK · pith_short_16: X34HARTK5JWK6UDB · pith_short_8: X34HARTK

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/X34HARTK5JWK6UDBPX6YB2LL5U \
  | 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: bef870466aea6caf50617dfd80e96bed0b3d9060d67d9e50d8ecb565f849bd4b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "af7c5827300cc5de48721cdd833a1d9d1788facd9d2e7266b7165f941b7eacda",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2021-07-07T12:28:16Z",
    "title_canon_sha256": "c8f89b1950eb9ecad364589767a7f13fc8b0a9f1750bb1edb4378c8b18a60599"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.14094",
    "kind": "arxiv",
    "version": 1
  }
}