Pith Number

pith:DPMVF4B6

pith:2012:DPMVF4B6BYLNPDOR4XCWF5R2L3

not attested not anchored not stored refs pending

LAMOST Spectral Survey

Gang Zhao, Licai Deng, YaoQuan Chu, Yipeng Jing, Yongheng Zhao

arxiv:1206.3569 v1 · 2012-06-15 · astro-ph.IM

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	2026-05-18T03:53:19.426542Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1bd952f03e0e16d78dd1e5c562f63a5ed56cc1a568adca892fc0cc8bbea4f4de

Aliases

arxiv: 1206.3569 · arxiv_version: 1206.3569v1 · doi: 10.48550/arxiv.1206.3569

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/DPMVF4B6BYLNPDOR4XCWF5R2L3 \
  | 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: 1bd952f03e0e16d78dd1e5c562f63a5ed56cc1a568adca892fc0cc8bbea4f4de

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ea9132a6be54e84ef5ae2487fef7b8c979cecc13e504805e293756084b28064c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2012-06-15T20:00:01Z",
    "title_canon_sha256": "6d4bfbe9e3ccf6fbe936b90ff2470b23f1e79fa189be403c52b2d0984955109d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.3569",
    "kind": "arxiv",
    "version": 1
  }
}