Pith Number

pith:IA2YXSZY

pith:2020:IA2YXSZY7STIREUCDSLQLDMGTZ

not attested not anchored not stored refs pending

Blueshifted absorption lines from X-ray reflection in IRAS 13224-3809

A.C. Fabian, A.J. Young, A.N. Lasenby, B. De Marco, C. Pinto, C.S. Reynolds, D.J.K Buisson, D.J. Walton, D.R. Wilkins, E. Kara, E.M. Cackett, G. Miniutti, J. Garcia, J. Jiang, J.M. Miller, L.C. Gallo, M.J. Middleton, M.L. Parker, P. Kosec, W.N. Alston

arxiv:2002.06388 v1 · 2020-02-15 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IA2YXSZY7STIREUCDSLQLDMGTZ}

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	2026-07-05T00:43:48.225487Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

40358bcb38fca68892821c97058d869e4ba5fd2f96c99e52ea95b3e44c809b8d

Aliases

arxiv: 2002.06388 · arxiv_version: 2002.06388v1 · doi: 10.48550/arxiv.2002.06388 · pith_short_12: IA2YXSZY7STI · pith_short_16: IA2YXSZY7STIREUC · pith_short_8: IA2YXSZY

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/IA2YXSZY7STIREUCDSLQLDMGTZ \
  | 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: 40358bcb38fca68892821c97058d869e4ba5fd2f96c99e52ea95b3e44c809b8d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7373afc548fd8500108b9e9b6637b70824b9293b6c591e3ffa99cf03e93a328b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2020-02-15T14:48:16Z",
    "title_canon_sha256": "9170a00dd2cb0db9f6683966ec68464ca516f174314d1e36d21bb23cca0748b7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.06388",
    "kind": "arxiv",
    "version": 1
  }
}