Pith Number

pith:COTIEBFR

pith:2018:COTIEBFRTABXVFXF2HSUS5POAK

not attested not anchored not stored refs pending

The influence of continuum radiation fields on hydrogen radio recombination lines

Andri Prozesky, Derck P. Smits

arxiv:1805.02440 v1 · 2018-05-07 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{COTIEBFRTABXVFXF2HSUS5POAK}

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	2026-05-18T00:16:39.890765Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

13a68204b198037a96e5d1e54975ee0294f86b003b32d8d288d489bbfb354dfb

Aliases

arxiv: 1805.02440 · arxiv_version: 1805.02440v1 · doi: 10.48550/arxiv.1805.02440 · pith_short_12: COTIEBFRTABX · pith_short_16: COTIEBFRTABXVFXF · pith_short_8: COTIEBFR

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/COTIEBFRTABXVFXF2HSUS5POAK \
  | 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: 13a68204b198037a96e5d1e54975ee0294f86b003b32d8d288d489bbfb354dfb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d885e17cf12fd312a4ae22f8897bdcd80be61ab782c593da58330f1ccf6fef78",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-05-07T11:08:07Z",
    "title_canon_sha256": "1b53e9b38bc060fbe327a6a18ce1aa64457d97ce5070592dee8f5e557ecc331c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.02440",
    "kind": "arxiv",
    "version": 1
  }
}