Pith Number

pith:IUG2Y4YX

pith:2021:IUG2Y4YXWBOUC7L6HUWCNXI6DX

not attested not anchored not stored refs pending

Linear Polarization of the 21 cm Line from the Epoch of Reionization

Bohua Li, Jianrong Tan, Yi Mao

arxiv:2101.11543 v3 · 2021-01-27 · astro-ph.CO · astro-ph.GA · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IUG2Y4YXWBOUC7L6HUWCNXI6DX}

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.

Cited by

1 paper in Pith

Risk-based framework to determine climate-informed design storms for road drainage infrastructure

Receipt and verification

First computed	2026-07-05T03:11:58.644601Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

450dac7317b05d417d7e3d2c26dd1e1dd68650fc1118bcd62409f9e1b963d360

Aliases

arxiv: 2101.11543 · arxiv_version: 2101.11543v3 · doi: 10.48550/arxiv.2101.11543 · pith_short_12: IUG2Y4YXWBOU · pith_short_16: IUG2Y4YXWBOUC7L6 · pith_short_8: IUG2Y4YX

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/IUG2Y4YXWBOUC7L6HUWCNXI6DX \
  | 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: 450dac7317b05d417d7e3d2c26dd1e1dd68650fc1118bcd62409f9e1b963d360

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d4963807f624119c954f9e74ed164d70210aaf9d0ac380d55e39b1b98090f121",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.IM"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2021-01-27T16:58:09Z",
    "title_canon_sha256": "abab872a12c06bb4c89dbbe807eec9c67a62814ffbbbf40450f5e0b005563eae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.11543",
    "kind": "arxiv",
    "version": 3
  }
}