Pith Number

pith:6SAK7BE2

pith:2015:6SAK7BE2P6QOP4FQZYRJKTONQR

not attested not anchored not stored refs pending

Energy conditions in mimetic-$f(R)$ gravity

Maryam Shiravand, Shahab Shahidi, Zahra Haghani

arxiv:1507.07726 v3 · 2015-07-28 · 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{6SAK7BE2P6QOP4FQZYRJKTONQR}

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	2026-05-18T00:22:45.060785Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f480af849a7fa0e7f0b0ce22954dcd84632a80538e91a11981dfb5fa4ab4ed9a

Aliases

arxiv: 1507.07726 · arxiv_version: 1507.07726v3 · doi: 10.48550/arxiv.1507.07726 · pith_short_12: 6SAK7BE2P6QO · pith_short_16: 6SAK7BE2P6QOP4FQ · pith_short_8: 6SAK7BE2

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/6SAK7BE2P6QOP4FQZYRJKTONQR \
  | 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: f480af849a7fa0e7f0b0ce22954dcd84632a80538e91a11981dfb5fa4ab4ed9a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4cfab90854dabc8ba273454c9ed83c832d7d3ec091b4f9f1bac6901bd5823fe3",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2015-07-28T11:10:41Z",
    "title_canon_sha256": "554ce3cf35299673b02142427244e8aa42d32782e0daa7b2b669dccaedfb408e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.07726",
    "kind": "arxiv",
    "version": 3
  }
}