Pith Number

pith:AZRCQKNI

pith:2018:AZRCQKNIN6TQVLXNKW2GK7HIAQ

not attested not anchored not stored refs pending

Ring Galaxies in the EAGLE Hydrodynamical Simulations

Ahmed Elagali, Claudia D. P. Lagos, James W. Trayford, Lister Staveley-Smith, Mario G. Abadi, Matthieu Schaller, O. Ivy Wong, Tiantian Yuan

arxiv:1807.08251 v2 · 2018-07-22 · 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{AZRCQKNIN6TQVLXNKW2GK7HIAQ}

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	2026-05-18T00:05:30.301408Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

06622829a86fa70aaeed55b4657ce80417d42d971d88fd1858273b021232a409

Aliases

arxiv: 1807.08251 · arxiv_version: 1807.08251v2 · doi: 10.48550/arxiv.1807.08251 · pith_short_12: AZRCQKNIN6TQ · pith_short_16: AZRCQKNIN6TQVLXN · pith_short_8: AZRCQKNI

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/AZRCQKNIN6TQVLXNKW2GK7HIAQ \
  | 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: 06622829a86fa70aaeed55b4657ce80417d42d971d88fd1858273b021232a409

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e71f008efa808a27184de524f8d7921ac89b6c68c31ccd38f5b01093d42880da",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-07-22T07:16:52Z",
    "title_canon_sha256": "e75ce81113d92930f38ca9b2ef4d6dce4ec7cd98703bf19f4782dbb160b4f14c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.08251",
    "kind": "arxiv",
    "version": 2
  }
}