Pith Number

pith:3UNNACJH

pith:2026:3UNNACJHNUFOSE2USIUWXQTIGX

not attested not anchored not stored refs pending

Non-detection of HC(S)SH: Estimating Upper Limits and Constraining Chemistry

Ankan Das, Bhalamurugan Sivaraman, Dipen Sahu, Paola Caselli, Prasanta Gorai, Sheng-Yuan Liu, Victor M. Rivilla

arxiv:2606.00569 v1 · 2026-05-30 · 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{3UNNACJHNUFOSE2USIUWXQTIGX}

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	2026-06-02T01:03:58.553932Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dd1ad009276d0ae9135492296bc26835fe22e805839c40f0d6bc49b8c5a44011

Aliases

arxiv: 2606.00569 · arxiv_version: 2606.00569v1 · doi: 10.48550/arxiv.2606.00569 · pith_short_12: 3UNNACJHNUFO · pith_short_16: 3UNNACJHNUFOSE2U · pith_short_8: 3UNNACJH

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/3UNNACJHNUFOSE2USIUWXQTIGX \
  | 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: dd1ad009276d0ae9135492296bc26835fe22e805839c40f0d6bc49b8c5a44011

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "189d8de86003912c5173102f841d514b6d4aaffd739006859991871f92124ca5",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2026-05-30T06:44:02Z",
    "title_canon_sha256": "a3df94b012629c12005c22a5b2a2e1cf54d5b33b0a1af2ab5b4d3fbdda1c5ebb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.00569",
    "kind": "arxiv",
    "version": 1
  }
}