Pith Number

pith:45Y437YM

pith:2014:45Y437YMCUV4QNCYIEOA45OLH3

not attested not anchored not stored refs pending

Modeling Warm Absorption in HST/COS Spectrum of Mrk 290 with XSTAR

C. S. Froning, G. A. Kriss, L. Ji, Q. S. Gu, S. N. Zhang, T. R. Kallman, Y. S. Yao

arxiv:1412.2935 v1 · 2014-12-09 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{45Y437YMCUV4QNCYIEOA45OLH3}

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	2026-05-18T01:41:20.480134Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e771cdff0c152bc83458411c0e75cb3ef70c12b29ea90fb16b0f70ed918ca672

Aliases

arxiv: 1412.2935 · arxiv_version: 1412.2935v1 · doi: 10.48550/arxiv.1412.2935 · pith_short_12: 45Y437YMCUV4 · pith_short_16: 45Y437YMCUV4QNCY · pith_short_8: 45Y437YM

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/45Y437YMCUV4QNCYIEOA45OLH3 \
  | 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: e771cdff0c152bc83458411c0e75cb3ef70c12b29ea90fb16b0f70ed918ca672

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5e31a0b0fe5ec50b60dc51e5635590ceaafbfc8bf2acb6656488d8a77ba24cde",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-12-09T12:14:08Z",
    "title_canon_sha256": "8216a3b5f8f9ead99d18de19881e263f0e7b378a43ee47d5fd3790393f6d08da"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.2935",
    "kind": "arxiv",
    "version": 1
  }
}