Pith Number

pith:GCKD3V5U

pith:2026:GCKD3V5UIIHJ2KDG5UHJDE7TXA

not attested not anchored not stored refs pending

The VMC survey -- LV. The coherent expansion of the SMC

A. O. Omkumar, F. Niederhofer, J. Th. van Loon, K. Bekki, L. R. Cullinane, M.-R. L. Cioni, N. Kacharov, R. de Grijs, S. Subramanian, S. Vijayasree, V. D. Ivanov

arxiv:2606.03901 v1 · 2026-06-02 · 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{GCKD3V5UIIHJ2KDG5UHJDE7TXA}

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	2026-06-03T02:06:06.398627Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

30943dd7b4420e9d2866ed0e9193f3b82d9f6abfb25e0b3e2f5ec7781bb114e6

Aliases

arxiv: 2606.03901 · arxiv_version: 2606.03901v1 · doi: 10.48550/arxiv.2606.03901 · pith_short_12: GCKD3V5UIIHJ · pith_short_16: GCKD3V5UIIHJ2KDG · pith_short_8: GCKD3V5U

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/GCKD3V5UIIHJ2KDG5UHJDE7TXA \
  | 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: 30943dd7b4420e9d2866ed0e9193f3b82d9f6abfb25e0b3e2f5ec7781bb114e6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fa2d023da1984131a7c785fb280fb26fd9bb7b832c57c375a253fcb087d59433",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2026-06-02T16:56:05Z",
    "title_canon_sha256": "120e2dd02ffd7240e13f3334f4181419b2fa2c3d9115c9d82576f9dddb482bc7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.03901",
    "kind": "arxiv",
    "version": 1
  }
}