Pith Number

pith:5FBIRTBH

pith:2020:5FBIRTBHEAAM6XNQ6RZSRSK5H4

not attested not anchored not stored refs pending

HYREC-2: a highly accurate sub-millisecond recombination code

Nanoom Lee, Yacine Ali-Ha\"imoud

arxiv:2007.14114 v2 · 2020-07-28 · 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{5FBIRTBHEAAM6XNQ6RZSRSK5H4}

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

2 papers in Pith

What it takes to solve the Hubble tension through Modifications of Cosmological Recombination II: in light of ACT DR6 and DESI DR2

Compressed Gaussian likelihood for the Planck low-$\ell$ data

Receipt and verification

First computed	2026-07-05T01:44:49.779856Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e94288cc272000cf5db0f47328c95d3f180ef25ce8ac452ea7f59b08a7c69883

Aliases

arxiv: 2007.14114 · arxiv_version: 2007.14114v2 · doi: 10.48550/arxiv.2007.14114 · pith_short_12: 5FBIRTBHEAAM · pith_short_16: 5FBIRTBHEAAM6XNQ · pith_short_8: 5FBIRTBH

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/5FBIRTBHEAAM6XNQ6RZSRSK5H4 \
  | 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: e94288cc272000cf5db0f47328c95d3f180ef25ce8ac452ea7f59b08a7c69883

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0fb5a583d91a965c5de7a98a077e17ad4a3efca8beae12b4d0059ff1e92af34f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2020-07-28T10:41:16Z",
    "title_canon_sha256": "888daa3b8bec797baed429c7ad045799cdcaf750b5893b0cd20286ef8a130640"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2007.14114",
    "kind": "arxiv",
    "version": 2
  }
}