Pith Number

pith:JHRVCZQV

pith:2012:JHRVCZQVRHH4IVZ54AV46K6VFT

not attested not anchored not stored refs pending

Photometric study of the short-period RS CVn eclipsing binary DV Psc

Hongyan Sang, Liyun Zhang, Qingfeng Pi, Zhongmu Li, Zhongzhong Zhu

arxiv:1209.1862 v1 · 2012-09-10 · 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{JHRVCZQVRHH4IVZ54AV46K6VFT}

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	2026-05-18T03:45:54.158273Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

49e351661589cfc4573de02bcf2bd52cfc1035eb52958cd808262e824d141638

Aliases

arxiv: 1209.1862 · arxiv_version: 1209.1862v1 · doi: 10.48550/arxiv.1209.1862 · pith_short_12: JHRVCZQVRHH4 · pith_short_16: JHRVCZQVRHH4IVZ5 · pith_short_8: JHRVCZQV

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/JHRVCZQVRHH4IVZ54AV46K6VFT \
  | 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: 49e351661589cfc4573de02bcf2bd52cfc1035eb52958cd808262e824d141638

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "557fb8854580c12abc70d53e4fb81f7ee3ab317d12e22a80ee8012ba42195f2a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-09-10T01:25:21Z",
    "title_canon_sha256": "43ddc99f7ba1710db76355fee599281d57634337fe4481d159c2f49679ff2567"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.1862",
    "kind": "arxiv",
    "version": 1
  }
}