Pith Number

pith:5WFNGB5P

pith:2022:5WFNGB5P7UEFN6C2CDHM6AP5KG

not attested not anchored not stored refs pending

XMM-Newton and NuSTAR Observations of an Optically Quiescent Quasar

Claire Greenwell, Daniel Stern, George Lansbury, Peter Boorman, Poshak Gandhi, Vincenzo Mainieri

arxiv:2208.01627 v1 · 2022-08-02 · astro-ph.HE · 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{5WFNGB5P7UEFN6C2CDHM6AP5KG}

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.

Cited by

1 paper in Pith

An intrinsic decline of accretion activity in GRS 1915+105

Receipt and verification

First computed	2026-07-05T04:49:02.758813Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ed8ad307affd0856f85a10cecf01fd51898d61608b555e3871bc17d09a3766d7

Aliases

arxiv: 2208.01627 · arxiv_version: 2208.01627v1 · doi: 10.48550/arxiv.2208.01627 · pith_short_12: 5WFNGB5P7UEF · pith_short_16: 5WFNGB5P7UEFN6C2 · pith_short_8: 5WFNGB5P

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/5WFNGB5P7UEFN6C2CDHM6AP5KG \
  | 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: ed8ad307affd0856f85a10cecf01fd51898d61608b555e3871bc17d09a3766d7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0fb5cad59e94f6df797a5ffd53c5dc7de0b80f365029ca1ee502ef0b8c6b49c9",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2022-08-02T17:56:52Z",
    "title_canon_sha256": "5282afbf12bfc5be462d6a24a601dae9799fb6af0c401322f36516b9aa0e7844"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2208.01627",
    "kind": "arxiv",
    "version": 1
  }
}