Pith Number

pith:ENPABZYU

pith:2018:ENPABZYU4JSOZBJZRWSS34IOBA

not attested not anchored not stored refs pending

First Multicolor Photometry of 1SWASP J130111.22+420214.0 and 1SWASP J231839.72+352848.2

B. Ulas, R. Michel, S. Silva

arxiv:1803.07273 v1 · 2018-03-20 · 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{ENPABZYU4JSOZBJZRWSS34IOBA}

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	2026-05-18T00:20:33.768373Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

235e00e714e264ec85398da52df10e083be8793c567600d69897d7cb837bcde6

Aliases

arxiv: 1803.07273 · arxiv_version: 1803.07273v1 · doi: 10.48550/arxiv.1803.07273 · pith_short_12: ENPABZYU4JSO · pith_short_16: ENPABZYU4JSOZBJZ · pith_short_8: ENPABZYU

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/ENPABZYU4JSOZBJZRWSS34IOBA \
  | 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: 235e00e714e264ec85398da52df10e083be8793c567600d69897d7cb837bcde6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aa925ee2877301e2ffbd2d8c38c9a3f72a4a20486e07466fa86d22f11c149614",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-03-20T06:51:13Z",
    "title_canon_sha256": "91f966b2d1697dae3d74a7a6be5854ba68b5927518c05e14993cd1db99486b5c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.07273",
    "kind": "arxiv",
    "version": 1
  }
}