Pith Number

pith:L7MYG44K

pith:2016:L7MYG44KSHE4RTX55PFZNDLHIU

not attested not anchored not stored refs pending

Quadrupole association and dissociation of hydrogen in the early Universe

Robert C. Forrey

arxiv:1605.09651 v1 · 2016-05-31 · astro-ph.GA · physics.chem-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{L7MYG44KSHE4RTX55PFZNDLHIU}

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	2026-05-18T01:02:39.410824Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5fd983738a91c9c8cefdebcb968d67453d8d3a929e8402504509abe2874d3fbc

Aliases

arxiv: 1605.09651 · arxiv_version: 1605.09651v1 · doi: 10.48550/arxiv.1605.09651 · pith_short_12: L7MYG44KSHE4 · pith_short_16: L7MYG44KSHE4RTX5 · pith_short_8: L7MYG44K

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/L7MYG44KSHE4RTX55PFZNDLHIU \
  | 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: 5fd983738a91c9c8cefdebcb968d67453d8d3a929e8402504509abe2874d3fbc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d57ae8f20f84b7c734f1dcaf70ed3a22a93512b5a7dbc372ea01053180dce24e",
    "cross_cats_sorted": [
      "physics.chem-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-05-31T14:59:01Z",
    "title_canon_sha256": "0ec834c10daa375868e45634442373223be86ceaf8c458e7a0385977b249c5d5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.09651",
    "kind": "arxiv",
    "version": 1
  }
}