Pith Number

pith:FEZKGV7H

pith:2019:FEZKGV7HP4PV3NPQLIW75OMLC7

not attested not anchored not stored refs pending

Buried Black Hole Growth in IR-selected Mergers: New Results from Chandra

Anca Constantin, Barry Rothberg, Claudio Ricci, James K. Williams, Jenna Cann, Laura Blecha, Mario Gliozzi, Nathan J. Secrest, Ryan W. Pfeifle, Sara L. Ellison, Shobita Satyapal

arxiv:1904.10955 v1 · 2019-04-24 · 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{FEZKGV7HP4PV3NPQLIW75OMLC7}

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	2026-05-17T23:47:49.591338Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2932a357e77f1f5db5f05a2dfeb98b17d19f7db71b9dd4066bc8554ce499f884

Aliases

arxiv: 1904.10955 · arxiv_version: 1904.10955v1 · doi: 10.48550/arxiv.1904.10955 · pith_short_12: FEZKGV7HP4PV · pith_short_16: FEZKGV7HP4PV3NPQ · pith_short_8: FEZKGV7H

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/FEZKGV7HP4PV3NPQLIW75OMLC7 \
  | 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: 2932a357e77f1f5db5f05a2dfeb98b17d19f7db71b9dd4066bc8554ce499f884

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9446dea43c6104bd02fe4d694ae93c98dec64542c28c6442b3620bb3827826ca",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-04-24T17:59:57Z",
    "title_canon_sha256": "0001def36776797c5f077b72f49bbc4ba7452ac47668e93fd95bf7e7eb56ce39"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.10955",
    "kind": "arxiv",
    "version": 1
  }
}