Pith Number

pith:ERX7MQS3

pith:2016:ERX7MQS3NSBREQENTPWVSCFYYI

not attested not anchored not stored refs pending

X-ray selected BALQSOs

A. Corral, A. Schwope, A. Streblyanska, F.J. Carrera, J.A. Tedds, J. Ebrero, M. Ceballos, M.G. Watson, M.J. Page, M. Krumpe, M. Symeonidis, P. Esquej, S. Mateos, S. Rosen

arxiv:1610.02871 v1 · 2016-10-10 · 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{ERX7MQS3NSBREQENTPWVSCFYYI}

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	2026-05-18T00:47:09.947937Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

246ff6425b6c8312408d9bed5908b8c2210c846733b48da52034340341236c07

Aliases

arxiv: 1610.02871 · arxiv_version: 1610.02871v1 · doi: 10.48550/arxiv.1610.02871 · pith_short_12: ERX7MQS3NSBR · pith_short_16: ERX7MQS3NSBREQEN · pith_short_8: ERX7MQS3

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/ERX7MQS3NSBREQENTPWVSCFYYI \
  | 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: 246ff6425b6c8312408d9bed5908b8c2210c846733b48da52034340341236c07

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c5f470b3345ab3baaf155b4e2cd861e9284952992ed6d60fde3c0c439ef4119a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-10-10T12:02:03Z",
    "title_canon_sha256": "ba7492dd2d4ade065843c761811dfdbb6e50c9944186c0e38ee66d8c6599567b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.02871",
    "kind": "arxiv",
    "version": 1
  }
}