Pith Number

pith:VRK6SGAY

pith:2026:VRK6SGAYFYITATJQLUDSAGW6OK

not attested not anchored not stored refs pending

What we talk about when we talk about nuclear structure

S. Ragnar Stroberg

arxiv:2607.22887 v1 · 2026-07-24 · nucl-th · nucl-ex

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VRK6SGAYFYITATJQLUDSAGW6OK}

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	2026-07-28T00:22:00.259705Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ac55e918182e11304d305d07201ade72b2bd189e46103754861058c9cda96bd6

Aliases

arxiv: 2607.22887 · arxiv_version: 2607.22887v1 · doi: 10.48550/arxiv.2607.22887 · pith_short_12: VRK6SGAYFYIT · pith_short_16: VRK6SGAYFYITATJQ · pith_short_8: VRK6SGAY

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/VRK6SGAYFYITATJQLUDSAGW6OK \
  | 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: ac55e918182e11304d305d07201ade72b2bd189e46103754861058c9cda96bd6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ee01f8c566d813644b61d3ac3698f3453ade7356f2d908b2fb4cee9b97877c50",
    "cross_cats_sorted": [
      "nucl-ex"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "nucl-th",
    "submitted_at": "2026-07-24T19:59:35Z",
    "title_canon_sha256": "f0f3b97296aa2260961e6ad7b26aa8971e73227607a733b73fe801a9011eba4c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.22887",
    "kind": "arxiv",
    "version": 1
  }
}