Pith Number

pith:KU7T6KFH

pith:2020:KU7T6KFHSNGJJUPP44EZLINPJ7

not attested not anchored not stored refs pending

Rydberg States of H$_3$ and HeH as Potential Coolants for Primordial Star Formation

Anthony J. Benjamin, Gokul Kannan, Jeremy R. Chien, Niranjan Bhatia, Richard J. Saykally

arxiv:2011.05250 v1 · 2020-11-03 · physics.atom-ph · astro-ph.CO · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KU7T6KFHSNGJJUPP44EZLINPJ7}

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	2026-07-05T02:47:02.204675Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

553f3f28a7934c94d1efe70995a1af4fec854f38222a506fa6420382e5daf25f

Aliases

arxiv: 2011.05250 · arxiv_version: 2011.05250v1 · doi: 10.48550/arxiv.2011.05250 · pith_short_12: KU7T6KFHSNGJ · pith_short_16: KU7T6KFHSNGJJUPP · pith_short_8: KU7T6KFH

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/KU7T6KFHSNGJJUPP44EZLINPJ7 \
  | 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: 553f3f28a7934c94d1efe70995a1af4fec854f38222a506fa6420382e5daf25f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f02d25287966db60541e3248559fdbbfaeaa18410510a165d97ce1195d516d50",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2020-11-03T18:53:38Z",
    "title_canon_sha256": "e81560f92abb8ac5ca5c5386f04ac208b480a2eac470206aade989596b952567"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2011.05250",
    "kind": "arxiv",
    "version": 1
  }
}