Pith Number

pith:VUNDS27I

pith:2017:VUNDS27IKGCC54PN3QERKP55WC

not attested not anchored not stored refs pending

Star formation activity of barred spiral galaxies

Bernardo Cervantes Sodi, Changbom Park, Eunbin Kim, Gwang-Ho Lee, Haeun Chung, Ho Seong Hwang, Sungsoo S. Kim

arxiv:1707.06362 v1 · 2017-07-20 · 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{VUNDS27IKGCC54PN3QERKP55WC}

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	2026-05-18T00:36:28.426794Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ad1a396be851842ef1eddc09153fbdb0aa977079d0582c2af51e1f9c7010b5ee

Aliases

arxiv: 1707.06362 · arxiv_version: 1707.06362v1 · doi: 10.48550/arxiv.1707.06362 · pith_short_12: VUNDS27IKGCC · pith_short_16: VUNDS27IKGCC54PN · pith_short_8: VUNDS27I

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/VUNDS27IKGCC54PN3QERKP55WC \
  | 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: ad1a396be851842ef1eddc09153fbdb0aa977079d0582c2af51e1f9c7010b5ee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a810baac3ed67688610ff488f00b18462a98819052f95206608dbe4eff33e0dd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-07-20T03:39:44Z",
    "title_canon_sha256": "1ffcb04fe99e1e988fb1ab7f87a6b71ee31c1e6f48553a3e9b0c764f44f2ac2b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.06362",
    "kind": "arxiv",
    "version": 1
  }
}