Pith Number

pith:Z7J7B5BG

pith:2015:Z7J7B5BGK2DMK7ZEXEU4A64E3L

not attested not anchored not stored refs pending

Halpha3: an Halpha imaging survey of HI selected galaxies from ALFALFA. V: The Coma Supercluster survey completion

Alessandro Boselli, Elisa Viscardi, Giulia Savorgnan, Giuseppe Gavazzi, Guido Consolandi, Hector Hernandez Toledo, Leonel Gutierrez, Martha P. Haynes, Matteo Fossati, Michele Fumagalli, Riccardo Giovanelli

arxiv:1505.07423 v1 · 2015-05-27 · 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{Z7J7B5BGK2DMK7ZEXEU4A64E3L}

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	2026-05-18T01:59:34.483163Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cfd3f0f4265686c57f24b929c07b84daef69c8e4c0ae4c5938d98cb7ca2bbe27

Aliases

arxiv: 1505.07423 · arxiv_version: 1505.07423v1 · doi: 10.48550/arxiv.1505.07423 · pith_short_12: Z7J7B5BGK2DM · pith_short_16: Z7J7B5BGK2DMK7ZE · pith_short_8: Z7J7B5BG

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/Z7J7B5BGK2DMK7ZEXEU4A64E3L \
  | 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: cfd3f0f4265686c57f24b929c07b84daef69c8e4c0ae4c5938d98cb7ca2bbe27

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bd0cf60aba39113e88e3ca723559228214a096946c0c92f20a74ae2f0a23f7c2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-05-27T18:09:16Z",
    "title_canon_sha256": "d620f11a9b5b8450492f822b402e302051d745beb37b8bfe0cc616087339fb61"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.07423",
    "kind": "arxiv",
    "version": 1
  }
}