Pith Number

pith:MJDVJS2F

pith:2011:MJDVJS2F22SARZSJ5UU5DMMBVP

not attested not anchored not stored refs pending

SS Ari: a shallow-contact close binary system

He Jiajia, Li Linjia, Liu Liang, Qian Shengbang, Zhang Jia

arxiv:1103.2004 v1 · 2011-03-10 · 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{MJDVJS2F22SARZSJ5UU5DMMBVP}

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	2026-05-18T04:27:03.181088Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

624754cb45d6a408e649ed29d1b181abf8c70222fc3aa7322415444000770f2a

Aliases

arxiv: 1103.2004 · arxiv_version: 1103.2004v1 · doi: 10.48550/arxiv.1103.2004 · pith_short_12: MJDVJS2F22SA · pith_short_16: MJDVJS2F22SARZSJ · pith_short_8: MJDVJS2F

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/MJDVJS2F22SARZSJ5UU5DMMBVP \
  | 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: 624754cb45d6a408e649ed29d1b181abf8c70222fc3aa7322415444000770f2a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "80d132de0d4e8afdd8b9062c3496f9099892a9ccbdd3b26f451a64356fa3e381",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-03-10T12:13:23Z",
    "title_canon_sha256": "2ccd41de74038ab3d382ccc2a5219d48014700cb52859421743707c1c73a997e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.2004",
    "kind": "arxiv",
    "version": 1
  }
}