Pith Number

pith:27RPBZ5W

pith:2020:27RPBZ5WUQTBSHXN6MD2K4V23R

not attested not anchored not stored refs pending

Mutual neutralisation in Li$^+$+H$^-$/D$^-$ and Na$^+$+H$^-$/D$^-$ collisions: Implications of experimental results for non-LTE modelling of stellar spectra

Anish M. Amarsi, Gustav Eklund, Henning T. Schmidt, Henning Zettergren, Henrik Cederquist, Jon Grumer, MingChao Ji, Paul S. Barklem, Stefan Ros\'en

arxiv:2012.11968 v1 · 2020-12-22 · astro-ph.SR · astro-ph.IM · physics.atom-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{27RPBZ5WUQTBSHXN6MD2K4V23R}

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	2026-07-05T02:21:41.884623Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d7e2f0e7b6a426191eedf307a572badc422dc844aa505a4f97d0c4887d0036c7

Aliases

arxiv: 2012.11968 · arxiv_version: 2012.11968v1 · doi: 10.48550/arxiv.2012.11968 · pith_short_12: 27RPBZ5WUQTB · pith_short_16: 27RPBZ5WUQTBSHXN · pith_short_8: 27RPBZ5W

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/27RPBZ5WUQTBSHXN6MD2K4V23R \
  | 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: d7e2f0e7b6a426191eedf307a572badc422dc844aa505a4f97d0c4887d0036c7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d596efd850c94e8960ab27104897280fb3da5f26f264db4562928ec152075cf5",
    "cross_cats_sorted": [
      "astro-ph.IM",
      "physics.atom-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2020-12-22T12:46:49Z",
    "title_canon_sha256": "4934e5443aaa4d81213f59cbbd32b616ac86509669251f860207e43b21b621c6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.11968",
    "kind": "arxiv",
    "version": 1
  }
}