Pith Number

pith:DVMIF4RI

pith:2015:DVMIF4RI2HTTXVMGJWFGGY5L4C

not attested not anchored not stored refs pending

Invariant conserved currents in generalized gravity

Dirk Puetzfeld, Felipe Portales-Oliva, Guillermo F. Rubilar, Yuri N. Obukhov

arxiv:1507.02191 v2 · 2015-07-08 · 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{DVMIF4RI2HTTXVMGJWFGGY5L4C}

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	2026-05-18T01:27:38.281966Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1d5882f228d1e73bd5864d8a6363abe0aa2e0fa626e2675bd158b4dce09e4482

Aliases

arxiv: 1507.02191 · arxiv_version: 1507.02191v2 · doi: 10.48550/arxiv.1507.02191 · pith_short_12: DVMIF4RI2HTT · pith_short_16: DVMIF4RI2HTTXVMG · pith_short_8: DVMIF4RI

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/DVMIF4RI2HTTXVMGJWFGGY5L4C \
  | 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: 1d5882f228d1e73bd5864d8a6363abe0aa2e0fa626e2675bd158b4dce09e4482

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3d53716049a35d8f5ada4d7af4c7c65058cb77b46c235aef8d8221886e5f678b",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2015-07-08T15:12:46Z",
    "title_canon_sha256": "c7d93af09fdf5745074c48ed9b6c6ee63a13c71f50db149a951f6bb7b9b25990"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.02191",
    "kind": "arxiv",
    "version": 2
  }
}