Pith Number

pith:FQX2TAF7

pith:2016:FQX2TAF76BPPKULLCMUFWTHNQY

not attested not anchored not stored refs pending

Searching for intermediate-mass black holes in globular clusters with gravitational microlensing

A. Calamida, D. M. Bramich, K. C. Sahu, N. Kains

arxiv:1605.03580 v1 · 2016-05-11 · astro-ph.GA · astro-ph.SR

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FQX2TAF76BPPKULLCMUFWTHNQY}

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	2026-05-18T01:12:29.289506Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c2fa980bff05ef5516b13285b4ced8624fd3f0c208fb6f7f8fc6668ad75dc68

Aliases

arxiv: 1605.03580 · arxiv_version: 1605.03580v1 · doi: 10.48550/arxiv.1605.03580 · pith_short_12: FQX2TAF76BPP · pith_short_16: FQX2TAF76BPPKULL · pith_short_8: FQX2TAF7

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/FQX2TAF76BPPKULLCMUFWTHNQY \
  | 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: 2c2fa980bff05ef5516b13285b4ced8624fd3f0c208fb6f7f8fc6668ad75dc68

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "83afb0d5a1fe5a3e5f8c1258860194fb4099288cf8038556aa0d7bda0277ff65",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-05-11T20:00:01Z",
    "title_canon_sha256": "32ddf25bb2196a6a1a775798b82cd47171e5b884c9edee892caf54d35af981b1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.03580",
    "kind": "arxiv",
    "version": 1
  }
}