Pith Number

pith:5VJORAF4

pith:2017:5VJORAF4ORBFEUPXRG5VVRCV7Y

not attested not anchored not stored refs pending

On nonlocally interacting metrics, and a simple proposal for cosmic acceleration

Alessandra Silvestri, Luca Amendola, Valeri Vardanyan, Yashar Akrami

arxiv:1702.08908 v3 · 2017-02-28 · gr-qc · astro-ph.CO · hep-th

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5VJORAF4ORBFEUPXRG5VVRCV7Y}

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	2026-05-18T00:19:49.205767Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ed52e880bc74425251f789bb5ac455fe32049f18333f1b08dac097ff193277c5

Aliases

arxiv: 1702.08908 · arxiv_version: 1702.08908v3 · doi: 10.48550/arxiv.1702.08908 · pith_short_12: 5VJORAF4ORBF · pith_short_16: 5VJORAF4ORBFEUPX · pith_short_8: 5VJORAF4

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/5VJORAF4ORBFEUPXRG5VVRCV7Y \
  | 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: ed52e880bc74425251f789bb5ac455fe32049f18333f1b08dac097ff193277c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d3b7ad989ed1dbe5197a767e7bd34699589d1788d143824eabf79e36ddb269e6",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2017-02-28T18:59:04Z",
    "title_canon_sha256": "67fbf2de7c69de8150a6c2f187ab56f6b4e1db1556d4cd82680b272f15faf53a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.08908",
    "kind": "arxiv",
    "version": 3
  }
}