Pith Number

pith:EKAJ4R75

pith:2019:EKAJ4R75IYIM57XPZKDFV77C2U

not attested not anchored not stored refs pending

SDSS-IV MaNGA: Spatial Evolution of Star Formation Triggered by Galaxy Interactions

Bau-ching Hsieh, Chin-Hao Hsu, Fang-Ting Yuan, Hsi-An Pan, Johan H. Knapen, Jorge K. Barrera-Ballesteros, Lihwai Lin, Maria Argudo-Fernandez, Mederic Boquien, Patricia B. Tissera, Rogerio Riffel, Ryan Keenan, Sebastian F. Sanchez, Ting Xiao, Y. Sophia Dai

arxiv:1907.04491 v1 · 2019-07-10 · 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{EKAJ4R75IYIM57XPZKDFV77C2U}

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	2026-07-05T00:01:02.006062Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

22809e47fd4610cefeefca865affe2d50e68731b66cdca24397bdf0921996cde

Aliases

arxiv: 1907.04491 · arxiv_version: 1907.04491v1 · doi: 10.48550/arxiv.1907.04491 · pith_short_12: EKAJ4R75IYIM · pith_short_16: EKAJ4R75IYIM57XP · pith_short_8: EKAJ4R75

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/EKAJ4R75IYIM57XPZKDFV77C2U \
  | 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: 22809e47fd4610cefeefca865affe2d50e68731b66cdca24397bdf0921996cde

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f7f76eb10ae0569d8bb7444291e7e5b1d730d789a32d5403324f64abd31750c4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-07-10T02:42:07Z",
    "title_canon_sha256": "97e6b3fb5b18d8e9d49970b5012a583a9d7203564f8d2b3b8a591d4087fa8b83"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.04491",
    "kind": "arxiv",
    "version": 1
  }
}