Pith Number

pith:QQMTDEHB

pith:2018:QQMTDEHBHOU4TO5U26MPMNC7MU

not attested not anchored not stored refs pending

Gaia unveils the kinematics of multiple stellar populations in 47 Tucanae

A. F. Marino, A. Mastrobuono-Battisti, A. P. Milone, E. P. Lagioia

arxiv:1807.03511 v1 · 2018-07-10 · 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{QQMTDEHBHOU4TO5U26MPMNC7MU}

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	2026-05-18T00:08:38.212406Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

84193190e13ba9c9bbb4d798f6345f651fc196aef63156f8dc07bfdf1bac3a91

Aliases

arxiv: 1807.03511 · arxiv_version: 1807.03511v1 · doi: 10.48550/arxiv.1807.03511 · pith_short_12: QQMTDEHBHOU4 · pith_short_16: QQMTDEHBHOU4TO5U · pith_short_8: QQMTDEHB

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/QQMTDEHBHOU4TO5U26MPMNC7MU \
  | 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: 84193190e13ba9c9bbb4d798f6345f651fc196aef63156f8dc07bfdf1bac3a91

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3cc9d985956a8f5d9fa6af15cb8a4f38c6ae3c43ca1955eeed22e20d14d7a4a8",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-07-10T07:56:25Z",
    "title_canon_sha256": "df49d578bd4816118d53b0960fa6d2b4094e3bacb4cee4251c20c7c3b0274407"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.03511",
    "kind": "arxiv",
    "version": 1
  }
}