Pith Number

pith:IBEUPXZC

pith:2012:IBEUPXZCHADDCKQOWZSH2SOBAA

not attested not anchored not stored refs pending

Comment on "Impact of a Global Quadratic Potential on Galactic Rotation Curves"

Arunava Bhadra, Kamal K. Nandi

arxiv:1208.5330 v1 · 2012-08-27 · gr-qc · 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{IBEUPXZCHADDCKQOWZSH2SOBAA}

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	2026-05-18T03:46:59.768291Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

404947df223806312a0eb6647d49c10033f0215aa4e2334c811501b5c01e310b

Aliases

arxiv: 1208.5330 · arxiv_version: 1208.5330v1 · doi: 10.48550/arxiv.1208.5330 · pith_short_12: IBEUPXZCHADD · pith_short_16: IBEUPXZCHADDCKQO · pith_short_8: IBEUPXZC

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/IBEUPXZCHADDCKQOWZSH2SOBAA \
  | 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: 404947df223806312a0eb6647d49c10033f0215aa4e2334c811501b5c01e310b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "266e8b798a2a7d7d08526232e2bbd4e75ad14c37f7d57e031aa24bc0ce10456f",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2012-08-27T08:36:29Z",
    "title_canon_sha256": "d7e18ac0d0e25c23551b02121b120417442dd328a742fc077894372f41a420da"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.5330",
    "kind": "arxiv",
    "version": 1
  }
}