Pith Number

pith:HVYCNGXY

pith:2015:HVYCNGXYYS2MHCEKSFYUJOWDTL

not attested not anchored not stored refs pending

Eddington ratio Distribution of X-ray selected broad-line AGNs at 1.0<z<2.2

Charles Steinhardt, Guenther Hasinger, Hyewon Suh, John D. Silverman, Malte Schramm

arxiv:1511.01092 v1 · 2015-11-03 · 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{HVYCNGXYYS2MHCEKSFYUJOWDTL}

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	2026-05-18T01:22:33.466897Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3d70269af8c4b4c3888a917144bac39af786c779064c5b283419a2b4dce7e5ec

Aliases

arxiv: 1511.01092 · arxiv_version: 1511.01092v1 · doi: 10.48550/arxiv.1511.01092 · pith_short_12: HVYCNGXYYS2M · pith_short_16: HVYCNGXYYS2MHCEK · pith_short_8: HVYCNGXY

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/HVYCNGXYYS2MHCEKSFYUJOWDTL \
  | 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: 3d70269af8c4b4c3888a917144bac39af786c779064c5b283419a2b4dce7e5ec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "449409bd200ab21ba7ebc7c6bf17a84d1ca82931572387333743fa909ea3f429",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-11-03T21:00:01Z",
    "title_canon_sha256": "4ebb5ef0e6cc2d3e782b34256a19803f4735b69354ecf823c1be193a9d4dbe9c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.01092",
    "kind": "arxiv",
    "version": 1
  }
}