Pith Number

pith:VKPBKXPM

pith:2016:VKPBKXPMM4HLPURZFW6YGQS2FE

not attested not anchored not stored refs pending

Test of the Einstein equivalence principle with spectral distortions in the cosmic microwave background

Daisuke Nitta, Hiroyuki Tashiro, Shun Arai

arxiv:1605.05852 v3 · 2016-05-19 · astro-ph.CO · gr-qc · hep-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VKPBKXPMM4HLPURZFW6YGQS2FE}

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	2026-05-18T00:53:26.064541Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aa9e155dec670eb7d2392dbd83425a2904eb32b1b3b1ce2de5e265f13744fb6f

Aliases

arxiv: 1605.05852 · arxiv_version: 1605.05852v3 · doi: 10.48550/arxiv.1605.05852 · pith_short_12: VKPBKXPMM4HL · pith_short_16: VKPBKXPMM4HLPURZ · pith_short_8: VKPBKXPM

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/VKPBKXPMM4HLPURZFW6YGQS2FE \
  | 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: aa9e155dec670eb7d2392dbd83425a2904eb32b1b3b1ce2de5e265f13744fb6f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "246db262b06abe100f73ca5b755d04587cde76a25003aba5dc51e060f7c09ec4",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2016-05-19T08:48:46Z",
    "title_canon_sha256": "3b55a8c6346fee925ee49193d1adfc76b8d0e0446d1b5d6f73e7b5a7d658d92a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.05852",
    "kind": "arxiv",
    "version": 3
  }
}