Pith Number

pith:STKUSGTH

pith:2013:STKUSGTHY5TT4QIADLZG2KLAVX

not attested not anchored not stored refs pending

Observational constraints on viable f(R) parametrizations with geometrical and dynamical probes

Leandros Perivolaropoulos, Savvas Nesseris, Spyros Basilakos

arxiv:1302.6051 v2 · 2013-02-25 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{STKUSGTHY5TT4QIADLZG2KLAVX}

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	2026-05-18T02:25:05.159290Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

94d5491a67c7673e41001af26d2960ade40abf31191ca9b77c40672fa843409e

Aliases

arxiv: 1302.6051 · arxiv_version: 1302.6051v2 · doi: 10.48550/arxiv.1302.6051 · pith_short_12: STKUSGTHY5TT · pith_short_16: STKUSGTHY5TT4QIA · pith_short_8: STKUSGTH

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/STKUSGTHY5TT4QIADLZG2KLAVX \
  | 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: 94d5491a67c7673e41001af26d2960ade40abf31191ca9b77c40672fa843409e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b205024db71656a8b6d885f5dacea21091b9df5836f98fa5e5cc4fadff978366",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-02-25T11:18:25Z",
    "title_canon_sha256": "7cdb2e8eec185ca9662f61027e180e7a6995108222b8e03cf7d3cb4cd184834a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.6051",
    "kind": "arxiv",
    "version": 2
  }
}