Pith Number

pith:CO4RTL5W

pith:2018:CO4RTL5W66H22NOVHWSEHGATID

not attested not anchored not stored refs pending

The Hunt for Intermediate Mass Black Holes in the JWST Era

Claudio Ricci, Jenna M. Cann, Laura Blecha, Mario Gliozzi, Nathan J. Secrest, Nicholas P. Abel, Shobita Satyapal

arxiv:1805.09351 v1 · 2018-05-23 · 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{CO4RTL5W66H22NOVHWSEHGATID}

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	2026-05-18T00:09:59.049263Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

13b919afb6f78fad35d53da443981340ee184df4727b016d6adb31ca1e54cca0

Aliases

arxiv: 1805.09351 · arxiv_version: 1805.09351v1 · doi: 10.48550/arxiv.1805.09351 · pith_short_12: CO4RTL5W66H2 · pith_short_16: CO4RTL5W66H22NOV · pith_short_8: CO4RTL5W

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/CO4RTL5W66H22NOVHWSEHGATID \
  | 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: 13b919afb6f78fad35d53da443981340ee184df4727b016d6adb31ca1e54cca0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f452fad27d3c97becc27fdcb41dc26c036b46843867b3aff10acbae6726b9452",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-05-23T18:01:20Z",
    "title_canon_sha256": "8085342ee1241817119a35682af68d26af50719df31dad0df9cdd13e544576f2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.09351",
    "kind": "arxiv",
    "version": 1
  }
}