Pith Number

pith:DNHGYW43

pith:2012:DNHGYW43FB65GEH44VG4DJHBR4

not attested not anchored not stored refs pending

Determining atmospheric aerosol content with an infra-red radiometer

George Vasileiadis, Michael Daniel

arxiv:1212.4426 v1 · 2012-12-18 · physics.ins-det · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DNHGYW43FB65GEH44VG4DJHBR4}

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	2026-05-18T03:38:13.046547Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1b4e6c5b9b287dd310fce54dc1a4e18f33ffe5d7f66ea3a5dc2cf8a8acf10552

Aliases

arxiv: 1212.4426 · arxiv_version: 1212.4426v1 · doi: 10.48550/arxiv.1212.4426 · pith_short_12: DNHGYW43FB65 · pith_short_16: DNHGYW43FB65GEH4 · pith_short_8: DNHGYW43

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/DNHGYW43FB65GEH44VG4DJHBR4 \
  | 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: 1b4e6c5b9b287dd310fce54dc1a4e18f33ffe5d7f66ea3a5dc2cf8a8acf10552

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cc9087b2cede4c11c7b02313c3be59bcc5bfc798d9e40bd46f46bff72fed52ef",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ins-det",
    "submitted_at": "2012-12-18T17:00:10Z",
    "title_canon_sha256": "342ae82c315287612b0c9fedc6eb6ec790f85e9c6c735369cc5bbd1f31063c7c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.4426",
    "kind": "arxiv",
    "version": 1
  }
}