Pith Number

pith:WGXDUEJS

pith:2019:WGXDUEJSJFDJVFIAZKFHXTIW7F

not attested not anchored not stored refs pending

Dynamical confirmation of a black hole in MAXI J1820+070

F. Jim\'enez-Ibarra, J. Casares, M. A. P. Torres, M. Armas-Padilla, M. Heida, P.G. Jonker, T. Mu\~noz-Darias

arxiv:1907.00938 v3 · 2019-07-01 · 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{WGXDUEJSJFDJVFIAZKFHXTIW7F}

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.

Cited by

1 paper in Pith

Multi-wavelength observation of MAXI J1820+070 with MAGIC, VERITAS and H.E.S.S

Receipt and verification

First computed	2026-07-05T00:06:48.025407Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b1ae3a113249469a9500ca8a7bcd16f953b991b5dc22497103c6bb2a053946b9

Aliases

arxiv: 1907.00938 · arxiv_version: 1907.00938v3 · doi: 10.48550/arxiv.1907.00938 · pith_short_12: WGXDUEJSJFDJ · pith_short_16: WGXDUEJSJFDJVFIA · pith_short_8: WGXDUEJS

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/WGXDUEJSJFDJVFIAZKFHXTIW7F \
  | 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: b1ae3a113249469a9500ca8a7bcd16f953b991b5dc22497103c6bb2a053946b9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f427c94bf7f457f2279ce1ed1b393edbd96b6fd5325896b84c74da683a25e1ab",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2019-07-01T17:21:48Z",
    "title_canon_sha256": "429f3baec66b3b717bbe9ef665b6b0aa0d5f5f1532104aa50f9d3bd66d5c279b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.00938",
    "kind": "arxiv",
    "version": 3
  }
}