Pith Number

pith:GZFDJZ4N

pith:2018:GZFDJZ4NIUDZU3E5OYI2MBAOW4

not attested not anchored not stored refs pending

The Binary Dwarf Carbon Star SDSS J125017.90+252427.6

Bruce Margon, David L. Shupe, Kevin Burdge, Shrinivas R. Kulkarni, Thomas A. Prince, Thomas Kupfer

arxiv:1803.01052 v1 · 2018-03-02 · 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{GZFDJZ4NIUDZU3E5OYI2MBAOW4}

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	2026-05-18T00:20:13.524060Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

364a34e78d45079a6c9d7611a6040eb71abe7ffc77d4e44be4d977e44d11b55c

Aliases

arxiv: 1803.01052 · arxiv_version: 1803.01052v1 · doi: 10.48550/arxiv.1803.01052 · pith_short_12: GZFDJZ4NIUDZ · pith_short_16: GZFDJZ4NIUDZU3E5 · pith_short_8: GZFDJZ4N

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/GZFDJZ4NIUDZU3E5OYI2MBAOW4 \
  | 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: 364a34e78d45079a6c9d7611a6040eb71abe7ffc77d4e44be4d977e44d11b55c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6f3fc37c036d7cdd1767bffa9c863f28e7a3d2dd99c6aef5b6706493ef80ca77",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-03-02T21:46:02Z",
    "title_canon_sha256": "a3141589d6de80a1ac12da61a7f1164f700abd88c2d226f8e1bf1f9f459a867a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.01052",
    "kind": "arxiv",
    "version": 1
  }
}