Pith Number

pith:QNNAUIEC

pith:2004:QNNAUIECDLHR54ZFKJU6TOKV3T

not attested not anchored not stored refs pending

Altitude dependence of atmospheric temperature trends: Climate models versus observation

Arlington, Astronomy, David H. Douglass (Department of Physics, New York, Rochester, University of Rochester, USA), USA) Benjamin D. Pearson (Department of Physics, USA) S. Fred Singer (Science & Environmental Policy Project, Virginia

arxiv:physics/0407074 v1 · 2004-07-14 · physics.geo-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QNNAUIECDLHR54ZFKJU6TOKV3T}

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	2026-05-18T01:38:08.358175Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

835a0a20821acf1ef3255269e9b955dcecaee7d6bb70338a90561a49e05aabeb

Aliases

arxiv: physics/0407074 · arxiv_version: physics/0407074v1 · doi: 10.48550/arxiv.physics/0407074 · pith_short_12: QNNAUIECDLHR · pith_short_16: QNNAUIECDLHR54ZF · pith_short_8: QNNAUIEC

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/QNNAUIECDLHR54ZFKJU6TOKV3T \
  | 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: 835a0a20821acf1ef3255269e9b955dcecaee7d6bb70338a90561a49e05aabeb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dc5d546f3cd71d2c16f0e027e537167461e056261800d368c8a398c661a2ffac",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "physics.geo-ph",
    "submitted_at": "2004-07-14T17:09:30Z",
    "title_canon_sha256": "f22360ad6f4d4b690baea92930a2ea488533c7c05d850a5e3356d6a14d9a48d2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "physics/0407074",
    "kind": "arxiv",
    "version": 1
  }
}