Pith Number

pith:AW4LVGJ2

pith:2017:AW4LVGJ2XDCRCFICIRZDYULQFH

not attested not anchored not stored refs pending

Testing Verlinde's emergent gravity in early-type galaxies

C. Tortora, E. A. Valentijn, L. V. E. Koopmans, N. R. Napolitano

arxiv:1702.08865 v2 · 2017-02-28 · astro-ph.CO · 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{AW4LVGJ2XDCRCFICIRZDYULQFH}

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	2026-05-18T00:30:45.722947Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

05b8ba993ab8c511150244723c517029c1e8a794265329d117a22afbc5d5be00

Aliases

arxiv: 1702.08865 · arxiv_version: 1702.08865v2 · doi: 10.48550/arxiv.1702.08865 · pith_short_12: AW4LVGJ2XDCR · pith_short_16: AW4LVGJ2XDCRCFIC · pith_short_8: AW4LVGJ2

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/AW4LVGJ2XDCRCFICIRZDYULQFH \
  | 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: 05b8ba993ab8c511150244723c517029c1e8a794265329d117a22afbc5d5be00

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "48b0e8beb4d24c5f426ef60ac5b4f4ef8022ef959dbac7ba52a913c03406de85",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2017-02-28T17:03:42Z",
    "title_canon_sha256": "fc44f5971bcea02c2501291755b020586717bc06a73632dd33430ff8fd7341be"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.08865",
    "kind": "arxiv",
    "version": 2
  }
}