Pith Number

pith:QQYKY57S

pith:2017:QQYKY57SWHZ2O2EQPKBJZUDYBE

not attested not anchored not stored refs pending

The intrinsic shape of bulges in the CALIFA survey

A. Pizzella, E. Dalla Bont\`a, E. M. Corsini, J. M\'endez-Abreu, L. Costantin, L. Morelli, M. C. Eliche-Moral, T. Tapia

arxiv:1710.05222 v1 · 2017-10-14 · 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{QQYKY57SWHZ2O2EQPKBJZUDYBE}

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	2026-05-18T00:24:15.842984Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8430ac77f2b1f3a768907a829cd078091425dad74302b66db953d68f4aad92c6

Aliases

arxiv: 1710.05222 · arxiv_version: 1710.05222v1 · doi: 10.48550/arxiv.1710.05222 · pith_short_12: QQYKY57SWHZ2 · pith_short_16: QQYKY57SWHZ2O2EQ · pith_short_8: QQYKY57S

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/QQYKY57SWHZ2O2EQPKBJZUDYBE \
  | 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: 8430ac77f2b1f3a768907a829cd078091425dad74302b66db953d68f4aad92c6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2510f5020d3bbc12b2fe08c636a190410bef162e870ddb3718ec0602e098eae9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-10-14T18:47:20Z",
    "title_canon_sha256": "21e9018cbac03a04ec856ca8b511fc2f4d0cf896ba20f25e2ce0d21f6585d319"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.05222",
    "kind": "arxiv",
    "version": 1
  }
}