Pith Number

pith:4CHIWX4U

pith:2018:4CHIWX4UTIUEA66STQVUKT4ZVL

not attested not anchored not stored refs pending

Deep, multi-band photometry of low-mass stars to reveal young clusters: a blind study of the NGC 2264 region

F. Damiani, L. Prisinzano, L. Venuti

arxiv:1811.02731 v1 · 2018-11-07 · astro-ph.SR · 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{4CHIWX4UTIUEA66STQVUKT4ZVL}

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	2026-05-17T23:57:35.557922Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e08e8b5f949a28407bd29c2b454f99aac2cdf99cba9534082123392a1c224fd4

Aliases

arxiv: 1811.02731 · arxiv_version: 1811.02731v1 · doi: 10.48550/arxiv.1811.02731 · pith_short_12: 4CHIWX4UTIUE · pith_short_16: 4CHIWX4UTIUEA66S · pith_short_8: 4CHIWX4U

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/4CHIWX4UTIUEA66STQVUKT4ZVL \
  | 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: e08e8b5f949a28407bd29c2b454f99aac2cdf99cba9534082123392a1c224fd4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fc23521229a896e3036c179a86c9d0af7433b76d5d5ee829e92cb72cc303ab80",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-11-07T02:22:16Z",
    "title_canon_sha256": "42477acc3e31e0a7042367ae57d23360bdc471de0b8da5651097c67f522f9780"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.02731",
    "kind": "arxiv",
    "version": 1
  }
}