Pith Number

pith:BLL7V22L

pith:2018:BLL7V22LKFJVWWPLJILFYERRTE

not attested not anchored not stored refs pending

EUV Irradiance Inputs to Thermospheric Density Models: Open Issues and Path Forward

A. Vourlidas, S. Bruinsma

arxiv:1801.06092 v1 · 2018-01-18 · astro-ph.SR · physics.space-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{BLL7V22LKFJVWWPLJILFYERRTE}

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	2026-05-18T00:11:50.045902Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0ad7faeb4b51535b59eb4a165c1231993836e6d7e517dc21304a0bed23b21a65

Aliases

arxiv: 1801.06092 · arxiv_version: 1801.06092v1 · doi: 10.48550/arxiv.1801.06092 · pith_short_12: BLL7V22LKFJV · pith_short_16: BLL7V22LKFJVWWPL · pith_short_8: BLL7V22L

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/BLL7V22LKFJVWWPLJILFYERRTE \
  | 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: 0ad7faeb4b51535b59eb4a165c1231993836e6d7e517dc21304a0bed23b21a65

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9e20a1b41eafeaad07a368fad6aa2cf556ba707dd5743ec86e6394b13b006624",
    "cross_cats_sorted": [
      "physics.space-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-01-18T15:20:48Z",
    "title_canon_sha256": "4e446671fb75e26f7466c7d4a386633d949bb3cb18e34fe8b2d32b86fb0d8b38"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.06092",
    "kind": "arxiv",
    "version": 1
  }
}