Pith Number

pith:MDRUTTZF

pith:2019:MDRUTTZFTZCTO5QHGSXYBBU7MR

not attested not anchored not stored refs pending

VEGAS: VST Early-type GAlaxy Survey. V. IC 1459 group: Mass assembly history in low density environments

A. Cattapan, D.A. Forbes, E. Bannikova, E. Iodice, E.M. Corsini, G. D'Ago, M. Capaccioli, M. Spavone, P. Schipani, R. Rampazzo, S. Ciroi, T. Oosterloo

arxiv:1912.07452 v1 · 2019-12-16 · 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{MDRUTTZFTZCTO5QHGSXYBBU7MR}

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	2026-07-05T00:45:17.360973Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

60e349cf259e4537760734af80869f6446b027e8510eec1c8c78cf79896b0897

Aliases

arxiv: 1912.07452 · arxiv_version: 1912.07452v1 · doi: 10.48550/arxiv.1912.07452 · pith_short_12: MDRUTTZFTZCT · pith_short_16: MDRUTTZFTZCTO5QH · pith_short_8: MDRUTTZF

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/MDRUTTZFTZCTO5QHGSXYBBU7MR \
  | 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: 60e349cf259e4537760734af80869f6446b027e8510eec1c8c78cf79896b0897

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c906f9daa5722b8c37cd7a0d67f49a6eb4beedc2a4c51f51fa4bb097c3e091ea",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-12-16T15:35:06Z",
    "title_canon_sha256": "7ede1226210dbc288498b31e87efa62ed593f603182178e7ecf25b867517984b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1912.07452",
    "kind": "arxiv",
    "version": 1
  }
}