Pith Number

pith:GMHEXBK2

pith:2020:GMHEXBK2TPUUCDQ2XCGXJYXUQX

not attested not anchored not stored refs pending

A survey for variable young stars with small telescopes: III -- Warm spots on the active star V1598Cyg

Aleks Scholz, Bringfried Stecklum, Dirk Froebrich, Jochen Eisl\"offel

arxiv:2007.14969 v1 · 2020-07-29 · 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{GMHEXBK2TPUUCDQ2XCGXJYXUQX}

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	2026-07-05T01:26:23.167769Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

330e4b855a9be9410e1ab88d74e2f485c7d44eed3958c5d51bb86e039ad5825f

Aliases

arxiv: 2007.14969 · arxiv_version: 2007.14969v1 · doi: 10.48550/arxiv.2007.14969 · pith_short_12: GMHEXBK2TPUU · pith_short_16: GMHEXBK2TPUUCDQ2 · pith_short_8: GMHEXBK2

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/GMHEXBK2TPUUCDQ2XCGXJYXUQX \
  | 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: 330e4b855a9be9410e1ab88d74e2f485c7d44eed3958c5d51bb86e039ad5825f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cf3a351dfe5318bd1a19d46ccb35ef251734b9254b0d3cb28daf07243d2b39c9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2020-07-29T17:27:47Z",
    "title_canon_sha256": "eae8d514fab72660a4bc52b2bb1f64153f6a87f50f35d92d16382a4ba64636c9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2007.14969",
    "kind": "arxiv",
    "version": 1
  }
}