Pith Number

pith:OCDLQFXG

pith:2025:OCDLQFXGQLBUR2JGOWLBTDIE3K

not attested not anchored not stored refs pending

Undulating patterns of Hysteresis loops in diurnal seasonality of air temperature in Urban Heat Island effect: Insights from Paris and Madrid

Rohini Kumar, Suman Dharmasthala, Vittal Hari

arxiv:2507.13075 v1 · 2025-07-17 · physics.soc-ph · 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{OCDLQFXGQLBUR2JGOWLBTDIE3K}

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	2026-07-05T11:38:54.233443Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7086b816e682c348e9267596198d04dabbe62bfa84ac2f5e646bc00b12156855

Aliases

arxiv: 2507.13075 · arxiv_version: 2507.13075v1 · doi: 10.48550/arxiv.2507.13075 · pith_short_12: OCDLQFXGQLBU · pith_short_16: OCDLQFXGQLBUR2JG · pith_short_8: OCDLQFXG

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/OCDLQFXGQLBUR2JGOWLBTDIE3K \
  | 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: 7086b816e682c348e9267596198d04dabbe62bfa84ac2f5e646bc00b12156855

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0f0ef557729edb07400031f470daf6c0ab3d659ef3a1553e33ab0ed790e1dcc4",
    "cross_cats_sorted": [
      "physics.data-an"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2025-07-17T12:43:39Z",
    "title_canon_sha256": "9d299fa190f74ed1226d9e06ab274c2cca1b711339108c7f24d1ca9a2b147e01"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.13075",
    "kind": "arxiv",
    "version": 1
  }
}