Pith Number

pith:XQDKGJYG

pith:2012:XQDKGJYGT26SINQWVSJ35VT7R5

not attested not anchored not stored refs pending

Linear approach to the orbiting spacecraft thermal problem

German Fernandez-Rico, Jose Gaite

arxiv:1202.4372 v1 · 2012-02-20 · cs.CE · cs.SY · physics.class-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{XQDKGJYGT26SINQWVSJ35VT7R5}

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	2026-05-18T03:46:18.405046Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bc06a327069ebd243616ac93bed67f8f65c3e88b70ccba5efe664ceee79c5c14

Aliases

arxiv: 1202.4372 · arxiv_version: 1202.4372v1 · doi: 10.48550/arxiv.1202.4372 · pith_short_12: XQDKGJYGT26S · pith_short_16: XQDKGJYGT26SINQW · pith_short_8: XQDKGJYG

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/XQDKGJYGT26SINQWVSJ35VT7R5 \
  | 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: bc06a327069ebd243616ac93bed67f8f65c3e88b70ccba5efe664ceee79c5c14

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a1b2ea1ab566b6340e47df23674904d497acdf8e7f7bdffba69e530ffe4b3aa1",
    "cross_cats_sorted": [
      "cs.SY",
      "physics.class-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CE",
    "submitted_at": "2012-02-20T16:42:07Z",
    "title_canon_sha256": "e60542be5fc90508bd64b4b3bb6f1fc4101ef18eee496a3a11559b35af13be8e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.4372",
    "kind": "arxiv",
    "version": 1
  }
}