Pith Number

pith:RFODZSLR

pith:2017:RFODZSLR7QPG33PGU3CAM5A5D2

not attested not anchored not stored refs pending

Discovery of an Ultraviolet Counterpart to an Ultra-Fast X-ray Outflow in the Quasar PG1211+143

(2) Harvard-Smithsonian Center for Astrophysics, 3), (3) Harvard University (4) Massachusetts Institute of Technology, (5) Xiamen University, (6) University of Hertfordshire, (7) Villanova University, (8) University of Bristol), Andrew Young (8) ((1) Space Telescope Science Institute, Ashkbiz Danehkar (2), Gerard A. Kriss (1), Joseph Neilsen (7), Julia C. Lee (2, Martin J. Hardcastle (6), Michael A. Nowak (4), Taotao Fang (5)

arxiv:1712.08850 v1 · 2017-12-23 · 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{RFODZSLR7QPG33PGU3CAM5A5D2}

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	2026-05-17T23:55:43.093130Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

895c3cc971fc1e6dede6a6c406741d1eb69b8a47caec0d37add3b56172236f92

Aliases

arxiv: 1712.08850 · arxiv_version: 1712.08850v1 · doi: 10.48550/arxiv.1712.08850 · pith_short_12: RFODZSLR7QPG · pith_short_16: RFODZSLR7QPG33PG · pith_short_8: RFODZSLR

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/RFODZSLR7QPG33PGU3CAM5A5D2 \
  | 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: 895c3cc971fc1e6dede6a6c406741d1eb69b8a47caec0d37add3b56172236f92

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f4a153631279018a5e5061231b0fa7111472fe5245939d7799d4c2c1d8feaae7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2017-12-23T22:26:36Z",
    "title_canon_sha256": "e7c866668d680325adc74ebf57d12e46abb438772eb41da11d87f9471fbd3080"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.08850",
    "kind": "arxiv",
    "version": 1
  }
}