Pith Number

pith:WDG3CT5M

pith:2015:WDG3CT5M7F456VGRIK2OQSGZW3

not attested not anchored not stored refs pending

Longitudinal diffeomorphisms obstruct the protection of vacuum energy

Ra\'ul Carballo-Rubio

arxiv:1502.05278 v2 · 2015-02-18 · gr-qc · 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{WDG3CT5M7F456VGRIK2OQSGZW3}

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	2026-05-18T01:37:35.084544Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b0cdb14facf979df54d142b4e848d9b6d5ccfb3d95e1792f7bda69aca9f7c04e

Aliases

arxiv: 1502.05278 · arxiv_version: 1502.05278v2 · doi: 10.48550/arxiv.1502.05278 · pith_short_12: WDG3CT5M7F45 · pith_short_16: WDG3CT5M7F456VGR · pith_short_8: WDG3CT5M

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/WDG3CT5M7F456VGRIK2OQSGZW3 \
  | 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: b0cdb14facf979df54d142b4e848d9b6d5ccfb3d95e1792f7bda69aca9f7c04e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9ae522099574c68e1879f99bdd2a28540f4aff433b41ca6fb3738ea455e5b74d",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2015-02-18T15:45:15Z",
    "title_canon_sha256": "6ccc22a2943e191ecf3e8d92f58f382fa53ff963cb41aacecae588772143ee71"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.05278",
    "kind": "arxiv",
    "version": 2
  }
}