Pith Number

pith:NOFGDFO5

pith:2018:NOFGDFO5266JGD5R4LACKCV42H

not attested not anchored not stored refs pending

Physical properties variation across the green valley for local galaxies

Nan Ding, Qiu-Sheng Gu, Xue Ge, Yong-Yun Chen

arxiv:1808.01709 v1 · 2018-08-06 · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NOFGDFO5266JGD5R4LACKCV42H}

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	2026-05-18T00:08:52.083501Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b8a6195ddd7bc930fb1e2c0250abcd1cf9d05bba1170e6b61135b305bb844e1

Aliases

arxiv: 1808.01709 · arxiv_version: 1808.01709v1 · doi: 10.48550/arxiv.1808.01709 · pith_short_12: NOFGDFO5266J · pith_short_16: NOFGDFO5266JGD5R · pith_short_8: NOFGDFO5

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/NOFGDFO5266JGD5R4LACKCV42H \
  | 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: 6b8a6195ddd7bc930fb1e2c0250abcd1cf9d05bba1170e6b61135b305bb844e1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2e51061ce27bc5b0012748cdefbc751ed83d5aba34ce1dbdf1b2bc2e1fb4bb54",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-08-06T02:17:18Z",
    "title_canon_sha256": "59e43f3843a846da750345a94612ba6d5ae2ca07747f773e3e532088d2b32bf4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.01709",
    "kind": "arxiv",
    "version": 1
  }
}