Pith Number

pith:BTRVADXZ

pith:2017:BTRVADXZVEFCT7DP7RHMBMJIUP

not attested not anchored not stored refs pending

The Chemical Evolution Carousel of Spiral Galaxies: Azimuthal Variations of Oxygen Abundance in NGC1365

Barry F. Madore, Brent A. Groves, Chiaki Kobayashi, Eva Schinnerer, Henry Poetrodjojo, I-Ting Ho, Jeffrey A. Rich, Joshua D'Agostino, Lisa J. Kewley, Mark Seibert, Rolf-Peter Kudritzki, Sharon E. Meidt

arxiv:1708.04966 v1 · 2017-08-16 · 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{BTRVADXZVEFCT7DP7RHMBMJIUP}

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	2026-05-18T00:36:02.682210Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0ce3500ef9a90a29fc6ffc4ec0b128a3e0f5a1e2a217207a2a8ac4be2e5b860b

Aliases

arxiv: 1708.04966 · arxiv_version: 1708.04966v1 · doi: 10.48550/arxiv.1708.04966 · pith_short_12: BTRVADXZVEFC · pith_short_16: BTRVADXZVEFCT7DP · pith_short_8: BTRVADXZ

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/BTRVADXZVEFCT7DP7RHMBMJIUP \
  | 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: 0ce3500ef9a90a29fc6ffc4ec0b128a3e0f5a1e2a217207a2a8ac4be2e5b860b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a08ddecba11e489c0bbef136d003a38b64a2b97bd2131c5f5accb72b567b21bc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-08-16T16:35:54Z",
    "title_canon_sha256": "111f374a4cdcd0015fc77534d4124e64db9d3a05aa334f3606332f912372f2fc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.04966",
    "kind": "arxiv",
    "version": 1
  }
}