Pith Number

pith:MZBZLE5M

pith:2019:MZBZLE5MLFTOEBO4YIUA7KHMIA

not attested not anchored not stored refs pending

The peculiar outburst activity of the symbiotic binary AG Draconis

Jaroslav Merc, Laurits Leedj\"arv, Martin Vra\v{s}\v{t}\'ak, Rudolf G\'alis, Sergey Karpov

arxiv:1905.04253 v1 · 2019-05-10 · 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{MZBZLE5MLFTOEBO4YIUA7KHMIA}

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	2026-05-17T23:46:31.610202Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

66439593ac5966e205dcc2280fa8ec40192744d627950523942e2ea4473b7997

Aliases

arxiv: 1905.04253 · arxiv_version: 1905.04253v1 · doi: 10.48550/arxiv.1905.04253 · pith_short_12: MZBZLE5MLFTO · pith_short_16: MZBZLE5MLFTOEBO4 · pith_short_8: MZBZLE5M

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/MZBZLE5MLFTOEBO4YIUA7KHMIA \
  | 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: 66439593ac5966e205dcc2280fa8ec40192744d627950523942e2ea4473b7997

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "08da9706b094da6d538b171d6e50030aae68a1f7f9c9e9c41cb4de46d8803999",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-05-10T16:40:03Z",
    "title_canon_sha256": "67ae73e5a396c30ef6c17dc05e9e5742ed731f66c8814ec0557d23afce721b21"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.04253",
    "kind": "arxiv",
    "version": 1
  }
}