Pith Number

pith:HSSC7ZST

pith:1995:HSSC7ZSTIYZJ2QBS22ATDXNSQY

not attested not anchored not stored refs pending

Warm absorbers in active galactic nuclei

A.C. Fabian, C.S. Reynolds

arxiv:astro-ph/9502006 v1 · 1995-02-02 · astro-ph

Open paper page JSON What is a Pith Number?

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

Receipt and verification

First computed	2026-05-18T01:40:23.855795Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3ca42fe65346329d4032d68131ddb28639960eb78eb8dc7d8832fcc26faea6cd

Aliases

arxiv: astro-ph/9502006 · arxiv_version: astro-ph/9502006v1 · doi: 10.48550/arxiv.astro-ph/9502006 · pith_short_12: HSSC7ZSTIYZJ · pith_short_16: HSSC7ZSTIYZJ2QBS · pith_short_8: HSSC7ZST

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/HSSC7ZSTIYZJ2QBS22ATDXNSQY \
  | 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: 3ca42fe65346329d4032d68131ddb28639960eb78eb8dc7d8832fcc26faea6cd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "965a07a8c6a14849a44720cb1599ad2c9ef064f7c3ce2d37cca27f11a89a552f",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1995-02-02T12:18:42Z",
    "title_canon_sha256": "e43071e665a565dce63c90f410edc0eba99028f48dfde009143c76ad27bb4d16"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9502006",
    "kind": "arxiv",
    "version": 1
  }
}