Pith Number

pith:HJ6RDPLU

pith:2017:HJ6RDPLUNQWK4KLK2LS5ZNWRDB

not attested not anchored not stored refs pending

Physical properties and evolutionary status of the W-subtype contact binary V502 Oph with a stellar companion

Binghe Huang, Hao Li, Jia Zhang, Shengbang Qian, Xiao Zhou

arxiv:1705.03808 v1 · 2017-05-10 · 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{HJ6RDPLUNQWK4KLK2LS5ZNWRDB}

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	2026-05-18T00:44:43.004068Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3a7d11bd746c2cae296ad2e5dcb6d1187433969478daf863dabf86d3a5ee2f25

Aliases

arxiv: 1705.03808 · arxiv_version: 1705.03808v1 · doi: 10.48550/arxiv.1705.03808 · pith_short_12: HJ6RDPLUNQWK · pith_short_16: HJ6RDPLUNQWK4KLK · pith_short_8: HJ6RDPLU

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/HJ6RDPLUNQWK4KLK2LS5ZNWRDB \
  | 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: 3a7d11bd746c2cae296ad2e5dcb6d1187433969478daf863dabf86d3a5ee2f25

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4340fd8f5ccbc718ffeab7f7331c11dced579ebcd92b0c822ffaa220d99a946d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-05-10T15:07:19Z",
    "title_canon_sha256": "92eb41216b89f2093f9fde942c868a7a44674488c40e839481528c5b6025eab0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.03808",
    "kind": "arxiv",
    "version": 1
  }
}