Pith Number

pith:7HQXNFBG

pith:2019:7HQXNFBGYVK53BIBIVTCE62JNV

not attested not anchored not stored refs pending

Alignment between filaments and galaxy spins from the MaNGA integral-field survey

Alex Krolewski, Ananth Tenneti, Dmitry Bizyaev, Katarina Kraljic, P.F. Chan, Shirley Ho, Yen-Chi Chen

arxiv:1902.09797 v2 · 2019-02-26 · astro-ph.GA · 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{7HQXNFBGYVK53BIBIVTCE62JNV}

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	2026-05-17T23:46:47.310776Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f9e1769426c555dd85014566227b496d49f5e0db8f6a9346d83e4e9ece77d5b8

Aliases

arxiv: 1902.09797 · arxiv_version: 1902.09797v2 · doi: 10.48550/arxiv.1902.09797 · pith_short_12: 7HQXNFBGYVK5 · pith_short_16: 7HQXNFBGYVK53BIB · pith_short_8: 7HQXNFBG

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/7HQXNFBGYVK53BIBIVTCE62JNV \
  | 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: f9e1769426c555dd85014566227b496d49f5e0db8f6a9346d83e4e9ece77d5b8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e89fc8dabf85966549fccd19ac0f2d52370713053b44a6a35a6f7e068d1f0ffd",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-02-26T08:34:41Z",
    "title_canon_sha256": "0dc6e34f4d3b6e5258ee540541790ec3c0cc93e53a3be2008e0870ddeab74c0b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.09797",
    "kind": "arxiv",
    "version": 2
  }
}