Pith Number

pith:CVCRST57

pith:2010:CVCRST57GAHNIG6DLYOFOVNIVV

not attested not anchored not stored refs pending

Investigating the complex X-ray spectrum of a broad-line 2MASS red quasar: XMM-Newton observation of FTM 0830+3759

C. Vignali, E. Piconcelli, F. Fiore, F. Nicastro, G. Miniutti, S. Bianchi

arxiv:1001.2404 v1 · 2010-01-14 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CVCRST57GAHNIG6DLYOFOVNIVV}

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	2026-05-18T02:09:52.268517Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1545194fbf300ed41bc35e1c5755a8ad6c6ea50bb8f5cff8fc750bd7d4375e4c

Aliases

arxiv: 1001.2404 · arxiv_version: 1001.2404v1 · doi: 10.48550/arxiv.1001.2404 · pith_short_12: CVCRST57GAHN · pith_short_16: CVCRST57GAHNIG6D · pith_short_8: CVCRST57

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/CVCRST57GAHNIG6DLYOFOVNIVV \
  | 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: 1545194fbf300ed41bc35e1c5755a8ad6c6ea50bb8f5cff8fc750bd7d4375e4c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5ca3277eb4eb3ce2d8aac10b9922ca0085cc686aa38ce4297d6e90bfed48aed6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-01-14T10:38:44Z",
    "title_canon_sha256": "e46212653daf9492501071d43078aaae8512d03be24e56e3fa5499b93ee86df4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1001.2404",
    "kind": "arxiv",
    "version": 1
  }
}