Pith Number

pith:X3N4VRSD

pith:2017:X3N4VRSDU4BYT6YUTR547RHGGK

not attested not anchored not stored refs pending

MPI_XSTAR: MPI-based Parallelization of the XSTAR Photoionization Program

(2) MIT, (3) Harvard), Ashkbiz Danehkar (1), Julia C. Lee (3), Michael A. Nowak (2), Randall K. Smith (1) ((1) CfA

arxiv:1712.00343 v1 · 2017-11-28 · astro-ph.HE · astro-ph.IM · cs.DC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{X3N4VRSDU4BYT6YUTR547RHGGK}

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	2026-05-18T00:26:59.967986Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bedbcac643a70389fb149c7bcfc4e632a4ba8fce209364a8389d93d6e10693ce

Aliases

arxiv: 1712.00343 · arxiv_version: 1712.00343v1 · doi: 10.48550/arxiv.1712.00343 · pith_short_12: X3N4VRSDU4BY · pith_short_16: X3N4VRSDU4BYT6YU · pith_short_8: X3N4VRSD

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/X3N4VRSDU4BYT6YUTR547RHGGK \
  | 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: bedbcac643a70389fb149c7bcfc4e632a4ba8fce209364a8389d93d6e10693ce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c52645bc57ab9c152fa03a525cd7445a8bc9768eb997d5bfe7a001736f7e528f",
    "cross_cats_sorted": [
      "astro-ph.IM",
      "cs.DC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2017-11-28T21:02:06Z",
    "title_canon_sha256": "33d9bbd25f8867878a927c1643de45d32c42546df0d29c3b4faf282bfdeb4920"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.00343",
    "kind": "arxiv",
    "version": 1
  }
}