Pith Number

pith:OSEPWIB6

pith:2018:OSEPWIB63ODEFLVAYOVVFIXSDV

not attested not anchored not stored refs pending

Comparing galaxy morphology in hydrodynamical simulation and in semi-analytic model

Dandan Xu, Jun Pan, Lan Wang, Liang Gao, Qi Guo, Yan Qu

arxiv:1812.03645 v2 · 2018-12-10 · 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{OSEPWIB63ODEFLVAYOVVFIXSDV}

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	2026-05-17T23:51:19.279447Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7488fb203edb8642aea0c3ab52a2f21d410f242d920e755b32f5821e9ab33101

Aliases

arxiv: 1812.03645 · arxiv_version: 1812.03645v2 · doi: 10.48550/arxiv.1812.03645 · pith_short_12: OSEPWIB63ODE · pith_short_16: OSEPWIB63ODEFLVA · pith_short_8: OSEPWIB6

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/OSEPWIB63ODEFLVAYOVVFIXSDV \
  | 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: 7488fb203edb8642aea0c3ab52a2f21d410f242d920e755b32f5821e9ab33101

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "95cb6afee9b68a1a16ce4dcdfcf9b5c7758481e29e858ea0dfb16a109eeeb0fc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-12-10T06:47:33Z",
    "title_canon_sha256": "c164c563e28e53243d75b00a7dc0e5a907d67bdfc4dc8572e2debef7a3864180"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.03645",
    "kind": "arxiv",
    "version": 2
  }
}