Pith Number

pith:UUAFOJLK

pith:2015:UUAFOJLKE55E7JHHJTYM4X2QRV

not attested not anchored not stored refs pending

The Shape of LITTLE THINGS Dwarf Galaxies DDO 46 and DDO 168: Understanding the stellar and gas kinematics

Deidre A. Hunter, Hong-Xin Zhang, Kimberly A. Herrmann, Megan C. Johnson, Sarah Wood, Se-Heon Oh, Stephen E. Levine

arxiv:1504.06673 v1 · 2015-04-25 · 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{UUAFOJLKE55E7JHHJTYM4X2QRV}

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	2026-05-18T02:03:32.412072Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a50057256a277a4fa4e74cf0ce5f508d7d531cd75dd9e84f5cb5c357c57e52c9

Aliases

arxiv: 1504.06673 · arxiv_version: 1504.06673v1 · doi: 10.48550/arxiv.1504.06673 · pith_short_12: UUAFOJLKE55E · pith_short_16: UUAFOJLKE55E7JHH · pith_short_8: UUAFOJLK

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/UUAFOJLKE55E7JHHJTYM4X2QRV \
  | 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: a50057256a277a4fa4e74cf0ce5f508d7d531cd75dd9e84f5cb5c357c57e52c9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ab0961018114d7f3f7411df47fa06dcb5593e97b7ed4e110783ff7e6d44ddc8f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-04-25T02:10:41Z",
    "title_canon_sha256": "86dc4d4c2a73a08ad63633d1def74559d1d646f88a7327564b9358448dde85bd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.06673",
    "kind": "arxiv",
    "version": 1
  }
}