Pith Number

pith:XQKPNK2Z

pith:2017:XQKPNK2ZXSSOJP5PYSVOILR24N

not attested not anchored not stored refs pending

New massive members of Cygnus OB2

A. Herrero, A. Pasquali, A. Sota, C. Bertelli Motta, F. Comer\'on, S. R. Berlanas

arxiv:1711.06945 v2 · 2017-11-19 · 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{XQKPNK2ZXSSOJP5PYSVOILR24N}

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	2026-05-18T00:17:42.266700Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bc14f6ab59bca4e4bfafc4aae42e3ae342663ba5ff71eb61cf2b05e8045d043e

Aliases

arxiv: 1711.06945 · arxiv_version: 1711.06945v2 · doi: 10.48550/arxiv.1711.06945 · pith_short_12: XQKPNK2ZXSSO · pith_short_16: XQKPNK2ZXSSOJP5P · pith_short_8: XQKPNK2Z

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/XQKPNK2ZXSSOJP5PYSVOILR24N \
  | 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: bc14f6ab59bca4e4bfafc4aae42e3ae342663ba5ff71eb61cf2b05e8045d043e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0ac6a456f319a76eb659ff7b9763dffa14b30f12668970556149a392ab8d6de8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-11-19T00:53:08Z",
    "title_canon_sha256": "ad8d2d8d68528fd2cdfbcdb363da75c4e048614ad9dab93af08f7712d2e7f24c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.06945",
    "kind": "arxiv",
    "version": 2
  }
}