Pith Number

pith:WYY4ADSM

pith:2019:WYY4ADSMDN6JT7UAXBXB3MLA44

not attested not anchored not stored refs pending

Towards a Self-calibrating, Empirical, Light-Weight Model for Tellurics in High-Resolution Spectra

Christopher Leet, Debra A. Fischer, Jeff A. Valenti

arxiv:1903.08350 v1 · 2019-03-20 · astro-ph.IM · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WYY4ADSMDN6JT7UAXBXB3MLA44}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-17T23:47:16.728518Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b631c00e4c1b7c99fe80b86e1db160e71a2873b0162e51ad6429c3fe0c0d2832

Aliases

arxiv: 1903.08350 · arxiv_version: 1903.08350v1 · doi: 10.48550/arxiv.1903.08350 · pith_short_12: WYY4ADSMDN6J · pith_short_16: WYY4ADSMDN6JT7UA · pith_short_8: WYY4ADSM

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/WYY4ADSMDN6JT7UAXBXB3MLA44 \
  | 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: b631c00e4c1b7c99fe80b86e1db160e71a2873b0162e51ad6429c3fe0c0d2832

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ce24c8c6fb5a75c2330f4d24cad70b67b15ef748dfd90ba3afff95acc61b6b9b",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2019-03-20T05:58:52Z",
    "title_canon_sha256": "ff0246b3426e2a0613db4954fc43196df1c05556495584ff16510843bcc8c100"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.08350",
    "kind": "arxiv",
    "version": 1
  }
}