Pith Number

pith:QWIMRTKH

pith:2008:QWIMRTKH5GMZIPBZD3MNY4AZD7

not attested not anchored not stored refs pending

GHASP : An Halpha kinematic survey of spiral and irregular galaxies - VI. New Halpha data cubes for 108 galaxies

B. Epinat, C. Balkowski, C. Carignan, J.-L. Gach, L. Chemin, M. Marcelin, O. Daigle, O. Hernandez, P. Amram, P. Balard

arxiv:0805.0976 v1 · 2008-05-07 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QWIMRTKH5GMZIPBZD3MNY4AZD7}

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	2026-07-04T17:10:39.313826Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8590c8cd47e999943c391ed8dc70191fc0ad061754c8cf7254b4dc70a763b037

Aliases

arxiv: 0805.0976 · arxiv_version: 0805.0976v1 · doi: 10.48550/arxiv.0805.0976 · pith_short_12: QWIMRTKH5GMZ · pith_short_16: QWIMRTKH5GMZIPBZ · pith_short_8: QWIMRTKH

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/QWIMRTKH5GMZIPBZD3MNY4AZD7 \
  | 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: 8590c8cd47e999943c391ed8dc70191fc0ad061754c8cf7254b4dc70a763b037

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "077b3355d5bb38ab71c952190b6350b489fa50a3e4809d2531b098ba0f53d045",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-05-07T12:59:25Z",
    "title_canon_sha256": "e89f67a3f69240070340f765d5e5fa7e540ab5ab9802f1d94c785703f2cd03a2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0805.0976",
    "kind": "arxiv",
    "version": 1
  }
}