Pith Number

pith:TZNW63K2

pith:2019:TZNW63K2PXGPQCWK7ADX2GYKBX

not attested not anchored not stored refs pending

The MUSE Ultra Deep Field (MUDF). II. Survey design and the gaseous properties of galaxy groups at 0.5 < z < 1.5

C. Peroux, E.K. Lofthouse (Durham University), E. Lusso, F. Haardt, I. Smail, L.J. Prichard, M. Fossati (Durham University), M. Fumagalli (Durham University), M. Rafelski, R.J. Cooke, S. Cantalupo, S. Cristiani, S.L. Morris, T. Theuns, V. D'Odorico

arxiv:1909.04672 v2 · 2019-09-10 · 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{TZNW63K2PXGPQCWK7ADX2GYKBX}

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	2026-07-05T00:12:07.287913Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9e5b6f6d5a7dccf80acaf8077d1b0a0dd35f48f76043d3e84dfd7d6decf68a04

Aliases

arxiv: 1909.04672 · arxiv_version: 1909.04672v2 · doi: 10.48550/arxiv.1909.04672 · pith_short_12: TZNW63K2PXGP · pith_short_16: TZNW63K2PXGPQCWK · pith_short_8: TZNW63K2

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/TZNW63K2PXGPQCWK7ADX2GYKBX \
  | 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: 9e5b6f6d5a7dccf80acaf8077d1b0a0dd35f48f76043d3e84dfd7d6decf68a04

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c6be97c6fd629b243979da7496678ccd4fe0a968a5e8ce560faf77d3b685fbf4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-09-10T18:00:01Z",
    "title_canon_sha256": "567087fdad8c29eb23f59353de6c9903a73d499f67df01b5fa30c13f5c8b3764"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.04672",
    "kind": "arxiv",
    "version": 2
  }
}