Pith Number

pith:R66T4GBD

pith:2010:R66T4GBDCM4UHDJ7SWTYGRLGPX

not attested not anchored not stored refs pending

Suzaku Observations of Three FeLoBAL QSOs, SDSS J0943+5417, J1352+4239, and J1723+5553

(2) Univ. of Virginia, (3) MPA), Francesco Shankar (3) ((1) Univ. of Oklahoma, Gregory R. Sivakoff (2), Karen M. Leighly (1), Leah K. Morabito (1), Xinyu Dai (1)

arxiv:1011.4327 v3 · 2010-11-18 · astro-ph.CO · 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{R66T4GBDCM4UHDJ7SWTYGRLGPX}

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	2026-05-18T02:04:43.668686Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8fbd3e18231339438d3f95a78345667dde5bd4ad04055f119f8a0a8d1aae6a7b

Aliases

arxiv: 1011.4327 · arxiv_version: 1011.4327v3 · doi: 10.48550/arxiv.1011.4327 · pith_short_12: R66T4GBDCM4U · pith_short_16: R66T4GBDCM4UHDJ7 · pith_short_8: R66T4GBD

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/R66T4GBDCM4UHDJ7SWTYGRLGPX \
  | 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: 8fbd3e18231339438d3f95a78345667dde5bd4ad04055f119f8a0a8d1aae6a7b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2d68ee4d0e339a39e05babdb6f9f9402b89283ffc5a0b4372d89c7987c9a63dc",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-11-18T23:24:07Z",
    "title_canon_sha256": "ff92f617a6b9c07eda88d5923594a4c3d8c0802a168407a625b59ed396efc5aa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1011.4327",
    "kind": "arxiv",
    "version": 3
  }
}