Pith Number

pith:2J6KNC23

pith:2001:2J6KNC23NZ7ITSM4V3KPDECW65

not attested not anchored not stored refs pending

STIS Echelle Observations of the Intrinsic UV Absorption in the Seyfert 1 Galaxy NGC 3783

D.M. Crenshaw, J.R. Gabel, S.B. Kraemer

arxiv:astro-ph/0104303 v1 · 2001-04-18 · astro-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{2J6KNC23NZ7ITSM4V3KPDECW65}

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.

Cited by

1 paper in Pith

An emerging baryon cycle in a galaxy 500 million years after the Big Bang

Receipt and verification

First computed	2026-07-04T16:23:15.141151Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d27ca68b5b6e7e89c99caed4f19056f76d6216f7562a41823163286c40095a4c

Aliases

arxiv: astro-ph/0104303 · arxiv_version: astro-ph/0104303v1 · doi: 10.48550/arxiv.astro-ph/0104303 · pith_short_12: 2J6KNC23NZ7I · pith_short_16: 2J6KNC23NZ7ITSM4 · pith_short_8: 2J6KNC23

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/2J6KNC23NZ7ITSM4V3KPDECW65 \
  | 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: d27ca68b5b6e7e89c99caed4f19056f76d6216f7562a41823163286c40095a4c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3c7dc1570ef72e098b4b2343f0cdafc267031eb6f9bace8bef664448ea818764",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2001-04-18T14:18:34Z",
    "title_canon_sha256": "d30c1c12356562abc15d16bfcfeafec7d038d3254b465deedadf9e1cf4708091"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0104303",
    "kind": "arxiv",
    "version": 1
  }
}