Pith Number

pith:LJGQISO3

pith:2019:LJGQISO3JS7Q7XUIQD2AVCMHC6

not attested not anchored not stored refs pending

A VLBI study of the wind-wind collision region in the massive multiple HD 167971

A. Alberdi, C. A. Hummel, J. C. Guirado, J. M. Marcaide, J. Sanchez-Bermudez, M.A. P\'erez-Torres, R. Galv\'an-Madrid, R. Herrero-Illana, R. Sch\"odel, W. Brandner

arxiv:1901.10101 v1 · 2019-01-29 · astro-ph.SR

Open paper page JSON What is a Pith Number?

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

Receipt and verification

First computed	2026-05-17T23:49:02.096743Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5a4d0449db4cbf0fde8880f40a898717bad65ecc67c3a77ec0d9c5a006c84b66

Aliases

arxiv: 1901.10101 · arxiv_version: 1901.10101v1 · doi: 10.48550/arxiv.1901.10101

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/LJGQISO3JS7Q7XUIQD2AVCMHC6 \
  | 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: 5a4d0449db4cbf0fde8880f40a898717bad65ecc67c3a77ec0d9c5a006c84b66

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dfeea344803013a9c637f442c00805ae614f18cc7e00ea88159e1e3e401663fa",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-01-29T05:01:47Z",
    "title_canon_sha256": "ca3dd35013841e6207e455da64752edb5fe2e16bbd5fd48f5789e468175ee07d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.10101",
    "kind": "arxiv",
    "version": 1
  }
}