Pith Number

pith:XTZQZIWT

pith:2013:XTZQZIWTFV5GRTJOGTSW4OCVB5

not attested not anchored not stored refs pending

Photoionization modeling of oxygen K absorption in the interstellar medium:the Chandra grating spectra of XTE J1817-330

A. Lohfink, C. Mendoza, E. Gatuzz, J. Garc\'ia, M. A. Bautista, M. Witthoeft, P. Palmeri, P. Quinet, T. R. Kallman

arxiv:1303.2396 v1 · 2013-03-10 · 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{XTZQZIWTFV5GRTJOGTSW4OCVB5}

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	2026-05-18T01:51:09.044698Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bcf30ca2d32d7a68cd2e34e56e38550f60161b4d0deeaf18ac8ddd2107541a42

Aliases

arxiv: 1303.2396 · arxiv_version: 1303.2396v1 · doi: 10.48550/arxiv.1303.2396 · pith_short_12: XTZQZIWTFV5G · pith_short_16: XTZQZIWTFV5GRTJO · pith_short_8: XTZQZIWT

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/XTZQZIWTFV5GRTJOGTSW4OCVB5 \
  | 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: bcf30ca2d32d7a68cd2e34e56e38550f60161b4d0deeaf18ac8ddd2107541a42

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "715d9ac4493d7a05080ceb17dc0b8b3ce92be4cefd324112e3d480bfccdffde2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2013-03-10T23:38:23Z",
    "title_canon_sha256": "4c486f4739b4b927f76498e27ca7f2a3f41ec80511400ceaf548c20f7bfb210d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.2396",
    "kind": "arxiv",
    "version": 1
  }
}