Pith Number

pith:BLD77N5A

pith:2016:BLD77N5AHFGPUNLLRXW3O2TTGO

not attested not anchored not stored refs pending

Mass of intermediate black hole in the source M82 X-1 restricted by models of twin high-frequency quasi-periodic oscillations

Martin Kolo\v{s}, Zden\v{e}k Stuchl\'ik

arxiv:1603.07339 v1 · 2016-03-23 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BLD77N5AHFGPUNLLRXW3O2TTGO}

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	2026-05-18T01:17:38.981603Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0ac7ffb7a0394cfa356b8dedb76a7333a5bdcd2feddde77088370848b9e5758c

Aliases

arxiv: 1603.07339 · arxiv_version: 1603.07339v1 · doi: 10.48550/arxiv.1603.07339 · pith_short_12: BLD77N5AHFGP · pith_short_16: BLD77N5AHFGPUNLL · pith_short_8: BLD77N5A

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/BLD77N5AHFGPUNLLRXW3O2TTGO \
  | 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: 0ac7ffb7a0394cfa356b8dedb76a7333a5bdcd2feddde77088370848b9e5758c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "de3932441902ae996b6a819f5baf7fd1780928d32e0bc47ab3c3d92dfa5d36a8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2016-03-23T20:11:08Z",
    "title_canon_sha256": "dbbec9e618e74381ee0d9bcec1436578af75a2404cf9b37b951ae1de28f45801"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.07339",
    "kind": "arxiv",
    "version": 1
  }
}