Pith Number

pith:OBDA7WLS

pith:2016:OBDA7WLSFHZZQYSPQPBDO5KN47

not attested not anchored not stored refs pending

Primordial features and Planck polarization

Alexei A. Starobinsky, Arman Shafieloo, Dhiraj Kumar Hazra, George F. Smoot

arxiv:1605.02106 v2 · 2016-05-06 · astro-ph.CO · hep-ph · 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{OBDA7WLSFHZZQYSPQPBDO5KN47}

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	2026-05-18T01:04:44.902533Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

70460fd97229f398624f83c237754de7e48bb8988bfd2c0e119bb484817750f6

Aliases

arxiv: 1605.02106 · arxiv_version: 1605.02106v2 · doi: 10.48550/arxiv.1605.02106 · pith_short_12: OBDA7WLSFHZZ · pith_short_16: OBDA7WLSFHZZQYSP · pith_short_8: OBDA7WLS

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/OBDA7WLSFHZZQYSPQPBDO5KN47 \
  | 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: 70460fd97229f398624f83c237754de7e48bb8988bfd2c0e119bb484817750f6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4a7dcb510517a5d3a820ba49a2c378376c2a9e448ce7ff76753a3522bd143dad",
    "cross_cats_sorted": [
      "hep-ph",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2016-05-06T21:48:31Z",
    "title_canon_sha256": "df6eed152ba9aa9eb410afdc96889c6461484695f6ec05507bd2ac6cb6e37c34"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.02106",
    "kind": "arxiv",
    "version": 2
  }
}