Pith Number

pith:PDPSLNCS

pith:2018:PDPSLNCSQJNW2MS5CVBQQ4Y7UG

not attested not anchored not stored refs pending

Kinematic evidence for feedback-driven star formation in NGC 1893

Beomdu Lim, Byeong-Gon Park, Heeyoung Oh, Hwankyung Sung, Hyeonoh Hur, Jae Joon Lee, Kyeongsoo Hong, Michael S. Bessell, Narae Hwang, Sangwoo Lee, Sunkyung Park

arxiv:1803.05978 v1 · 2018-03-15 · astro-ph.SR · 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{PDPSLNCSQJNW2MS5CVBQQ4Y7UG}

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	2026-05-18T00:19:20.273304Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

78df25b452825b6d325d154308731fa19000549c4a8e838e4fe403dac1499580

Aliases

arxiv: 1803.05978 · arxiv_version: 1803.05978v1 · doi: 10.48550/arxiv.1803.05978 · pith_short_12: PDPSLNCSQJNW · pith_short_16: PDPSLNCSQJNW2MS5 · pith_short_8: PDPSLNCS

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/PDPSLNCSQJNW2MS5CVBQQ4Y7UG \
  | 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: 78df25b452825b6d325d154308731fa19000549c4a8e838e4fe403dac1499580

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7fc9e97d907472e6e925b186af9c90f146b5f21352df7df9eb2c2f186b60e20c",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-03-15T19:58:53Z",
    "title_canon_sha256": "f2cdca6e4aad1ffa2ce19157aa7575cefc3bb6619c08e500e5952b8f9c8d1a5e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.05978",
    "kind": "arxiv",
    "version": 1
  }
}