Pith Number

pith:CHHIOIJE

pith:2016:CHHIOIJEQFF6S5BB7INIRVG43H

not attested not anchored not stored refs pending

Model-independent constraints on modified gravity from current data and from the Euclid and SKA future surveys

Laura Taddei, Luca Amendola, Matteo Martinelli

arxiv:1604.01059 v4 · 2016-04-04 · 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{CHHIOIJEQFF6S5BB7INIRVG43H}

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	2026-05-18T00:54:03.365168Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

11ce872124814be97421fa1a88d4dcd9dbe58664eb1de377288633eda3a6e9ac

Aliases

arxiv: 1604.01059 · arxiv_version: 1604.01059v4 · doi: 10.48550/arxiv.1604.01059 · pith_short_12: CHHIOIJEQFF6 · pith_short_16: CHHIOIJEQFF6S5BB · pith_short_8: CHHIOIJE

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/CHHIOIJEQFF6S5BB7INIRVG43H \
  | 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: 11ce872124814be97421fa1a88d4dcd9dbe58664eb1de377288633eda3a6e9ac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c63715c1fdc257be81bf335c560b915901fddb4d4aedb3f84f0783c048887012",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2016-04-04T20:55:05Z",
    "title_canon_sha256": "4efd9ab3ed108d759efa4543290ce8b6dba6b05d4d9c4d323d5a882272f58cb5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.01059",
    "kind": "arxiv",
    "version": 4
  }
}