Pith Number

pith:M5XF5VSS

pith:2025:M5XF5VSSYAMK2X4TCNKO2XNMT2

not attested not anchored not stored refs pending

Variable QPO lags and reduced coherence between the disc and corona in MAXI J1820+070

Niek Bollemeijer, Phil Uttley

arxiv:2507.18437 v1 · 2025-07-24 · 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{M5XF5VSSYAMK2X4TCNKO2XNMT2}

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	2026-07-05T12:00:06.856349Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

676e5ed652c018ad5f931354ed5dac9e8f3854845656920a10edf33720fe804c

Aliases

arxiv: 2507.18437 · arxiv_version: 2507.18437v1 · doi: 10.48550/arxiv.2507.18437 · pith_short_12: M5XF5VSSYAMK · pith_short_16: M5XF5VSSYAMK2X4T · pith_short_8: M5XF5VSS

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/M5XF5VSSYAMK2X4TCNKO2XNMT2 \
  | 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: 676e5ed652c018ad5f931354ed5dac9e8f3854845656920a10edf33720fe804c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dbc4d1f10a53680e598281eec8fb1a2943430b119cd4018b22d9508d548a4b04",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2025-07-24T14:19:59Z",
    "title_canon_sha256": "f2053c783b9db0fa141ea61d9afabf14e491ae56b3aaed1bb11a13e1b96aed92"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.18437",
    "kind": "arxiv",
    "version": 1
  }
}