Pith Number

pith:DHXZGSID

pith:2011:DHXZGSIDDWQ46MM25HKHROQZDG

not attested not anchored not stored refs pending

Quantified HI Morphology IV: The Merger Fraction and Rate in WHISP

((1) European Space Agency, 2), (2) Astrophysics, (3) Space Telescope Science Institute, (4) Department of Physics, A. Bouchard (4), Astronomy Department, B. W. Holwerda (1, Cosmology, ESTEC, Gravity Centre (ACGC), K. J. van der Heyden (2), McGill University), N. Pirzkal (3), S-L. Blyth (2), University of Cape Town, W.J.G. de Blok (2)

arxiv:1104.3297 v1 · 2011-04-17 · astro-ph.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DHXZGSIDDWQ46MM25HKHROQZDG}

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	2026-05-18T02:02:24.063959Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

19ef9349031da1cf319ae9d478ba191993fc9a0438b320c959230c7f885a23e2

Aliases

arxiv: 1104.3297 · arxiv_version: 1104.3297v1 · doi: 10.48550/arxiv.1104.3297 · pith_short_12: DHXZGSIDDWQ4 · pith_short_16: DHXZGSIDDWQ46MM2 · pith_short_8: DHXZGSID

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/DHXZGSIDDWQ46MM25HKHROQZDG \
  | 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: 19ef9349031da1cf319ae9d478ba191993fc9a0438b320c959230c7f885a23e2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e6d6389eb29fd843a58c5be767159aee07bd92bc95434e9b39af941b2362fe21",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-04-17T10:36:14Z",
    "title_canon_sha256": "3833c890e6daa1351973faa21be43203e453221f83d33a15463223e56a5e72b5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.3297",
    "kind": "arxiv",
    "version": 1
  }
}