Pith Number

pith:QTNOYG2X

pith:2018:QTNOYG2XW7OAWRTGUPXTT7C6OE

not attested not anchored not stored refs pending

The VMC survey XXVIII. Improved measurements of the proper motion of the Galactic globular cluster 47 Tucanae

F. Niederhofer, J. Emerson, J. M. Oliveira, J. Th. van Loon, K. Bekki, M. G. Petr-Gotzens, M.-R. L. Cioni, N.-C. Sun, R. de Grijs, S. Rubele, Th. Schmidt, V. D. Ivanov, V. Ripepi

arxiv:1801.07738 v1 · 2018-01-23 · astro-ph.GA · 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{QTNOYG2XW7OAWRTGUPXTT7C6OE}

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	2026-05-18T00:16:26.891444Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

84daec1b57b7dc0b4666a3ef39fc5e7117b0bc42b394463aafa71d5e66ffdd62

Aliases

arxiv: 1801.07738 · arxiv_version: 1801.07738v1 · doi: 10.48550/arxiv.1801.07738 · pith_short_12: QTNOYG2XW7OA · pith_short_16: QTNOYG2XW7OAWRTG · pith_short_8: QTNOYG2X

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/QTNOYG2XW7OAWRTGUPXTT7C6OE \
  | 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: 84daec1b57b7dc0b4666a3ef39fc5e7117b0bc42b394463aafa71d5e66ffdd62

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "037021b4faa5435cf521bf6cdeae07ae4461cc8b9905f4ab4c95a2e9ed491ab5",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-01-23T19:25:38Z",
    "title_canon_sha256": "c2f63ac36fbe7aafbacce2d39aa300d8ce026307534de148e6389246abe5c715"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.07738",
    "kind": "arxiv",
    "version": 1
  }
}