Pith Number

pith:DYWGWFL6

pith:2014:DYWGWFL6SZU5RAW2HOPYACN423

not attested not anchored not stored refs pending

Reconstruction of the primordial power spectra with Planck and BICEP2

Bin Hu, Jian-Wei Hu, Rong-Gen Cai, Zong-Kuan Guo

arxiv:1404.3690 v2 · 2014-04-14 · astro-ph.CO · 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{DYWGWFL6SZU5RAW2HOPYACN423}

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	2026-05-18T02:45:49.395624Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1e2c6b157e9669d882da3b9f8009bcd6e0feeaf027f3db52cfdea4d3903fc2c2

Aliases

arxiv: 1404.3690 · arxiv_version: 1404.3690v2 · doi: 10.48550/arxiv.1404.3690 · pith_short_12: DYWGWFL6SZU5 · pith_short_16: DYWGWFL6SZU5RAW2 · pith_short_8: DYWGWFL6

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/DYWGWFL6SZU5RAW2HOPYACN423 \
  | 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: 1e2c6b157e9669d882da3b9f8009bcd6e0feeaf027f3db52cfdea4d3903fc2c2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3a088d4e15d90f4c2f0a7495eb70852d9f1ad967eb16a64cc578a9bd77ebe5b4",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2014-04-14T18:42:30Z",
    "title_canon_sha256": "a63dcd85597dbfc1de28ed76a7dbdef080f45892883dbe1101c66687e9d992e9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.3690",
    "kind": "arxiv",
    "version": 2
  }
}