Pith Number

pith:FV7JFH4J

pith:2018:FV7JFH4J6COFTS57L2LFUWRNG3

not attested not anchored not stored refs pending

Testing Area of the SAGE Survey

Chun Li, Fang Zuo, Gang Zhao, Jie Zheng, Ke-Feng Tan, Wei Wang, Zhou Fan

arxiv:1806.09116 v1 · 2018-06-24 · astro-ph.GA · astro-ph.IM · 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{FV7JFH4J6COFTS57L2LFUWRNG3}

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	2026-05-17T23:55:14.263925Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2d7e929f89f09c59cbbf5e965a5a2d36c47ef5c7b9b264164624dd5d45366dca

Aliases

arxiv: 1806.09116 · arxiv_version: 1806.09116v1 · doi: 10.48550/arxiv.1806.09116 · pith_short_12: FV7JFH4J6COF · pith_short_16: FV7JFH4J6COFTS57 · pith_short_8: FV7JFH4J

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/FV7JFH4J6COFTS57L2LFUWRNG3 \
  | 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: 2d7e929f89f09c59cbbf5e965a5a2d36c47ef5c7b9b264164624dd5d45366dca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1df01ffa224479a933ffac7f529fe81428ca3c8264ca12be27d6406c2ef224d6",
    "cross_cats_sorted": [
      "astro-ph.IM",
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-06-24T09:45:04Z",
    "title_canon_sha256": "fd2a8e9a3cc938fa7ce029c6163be9cc21b7027832b2a3a53dfbabb44ba40aee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.09116",
    "kind": "arxiv",
    "version": 1
  }
}