Pith Number

pith:HZDNVCZA

pith:2018:HZDNVCZAHNHVQEFPS6DJOBA3MB

not attested not anchored not stored refs pending

Tracking the variable jets of V404 Cygni during its 2015 outburst

A. Bahramian, A.J. Tetarenko, C.L. Sarazin, C. Rumsey, D. Altamirano, D. Maitra, D.M. Russell, G.R. Sivakoff, J.C.A. Miller-Jones, K.P. Mooley, M. Bremer, M.P. Rupen, R.P. Fender, S.B. Markoff, S. Heinz, S. Migliari, T.D. Russell

arxiv:1810.05709 v1 · 2018-10-12 · 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{HZDNVCZAHNHVQEFPS6DJOBA3MB}

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	2026-05-18T00:01:57.453698Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3e46da8b203b4f5810af978697041b606afd86ceb0aa60b899c453c2f9226d8d

Aliases

arxiv: 1810.05709 · arxiv_version: 1810.05709v1 · doi: 10.48550/arxiv.1810.05709 · pith_short_12: HZDNVCZAHNHV · pith_short_16: HZDNVCZAHNHVQEFP · pith_short_8: HZDNVCZA

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/HZDNVCZAHNHVQEFPS6DJOBA3MB \
  | 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: 3e46da8b203b4f5810af978697041b606afd86ceb0aa60b899c453c2f9226d8d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5db6511de603b53e345cc5b03ffdf37ef98cd84511b700ff74dbfe3490458c07",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2018-10-12T20:17:39Z",
    "title_canon_sha256": "01d6751d7c3dcfeb45d90135bead77ecdee36a1d425ebf731c2a2631439172a3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.05709",
    "kind": "arxiv",
    "version": 1
  }
}