Pith Number

pith:IRQMATAM

pith:2015:IRQMATAMTJLNH5QEH25JSW6OLO

not attested not anchored not stored refs pending

NuSTAR Reveals Relativistic Reflection But No Ultra-Fast Outflow In The Quasar PG 1211+143

A. C. Fabian, A. Zoghbi, C. J. Hailey, C. S. Reynolds, D. J. Walton, D. Stern, F. A. Harrison, F. E. Christensen, J. M. Miller, S. E. Boggs, W. Craig, W. W. Zhang

arxiv:1501.01663 v1 · 2015-01-07 · 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{IRQMATAMTJLNH5QEH25JSW6OLO}

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	2026-05-18T01:41:13.893067Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4460c04c0c9a56d3f6043eba995bce5ba090d1bfcd7aa33e6063ffac11856485

Aliases

arxiv: 1501.01663 · arxiv_version: 1501.01663v1 · doi: 10.48550/arxiv.1501.01663 · pith_short_12: IRQMATAMTJLN · pith_short_16: IRQMATAMTJLNH5QE · pith_short_8: IRQMATAM

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/IRQMATAMTJLNH5QEH25JSW6OLO \
  | 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: 4460c04c0c9a56d3f6043eba995bce5ba090d1bfcd7aa33e6063ffac11856485

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "635bebf4944ecce95f5e3acf629ea4e074395529bc294b5d2e35e5fe07aac222",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2015-01-07T22:02:55Z",
    "title_canon_sha256": "9a373ee43790f014f30be6eef866b91099b6e1cae920b7f04e853dd9ada32d50"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.01663",
    "kind": "arxiv",
    "version": 1
  }
}