Pith Number

pith:RIMYBJKP

pith:2010:RIMYBJKPT46I3UOUOCA3KYSDLA

not attested not anchored not stored refs pending

Measurement of the ortho-positronium confinement energy in mesoporous thin films

Andr\'e Rubbia, Catherine Corbel, Laszlo Liszkay, Paolo Crivelli, Patrice Perez, Ulisse Gendotti

arxiv:1001.1969 v3 · 2010-01-12 · physics.atom-ph · cond-mat.mtrl-sci · hep-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{RIMYBJKPT46I3UOUOCA3KYSDLA}

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	2026-05-18T02:33:49.851636Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8a1980a54f9f3c8dd1d47081b562435839635d69b1194ac65840b4f8d26ce497

Aliases

arxiv: 1001.1969 · arxiv_version: 1001.1969v3 · doi: 10.48550/arxiv.1001.1969 · pith_short_12: RIMYBJKPT46I · pith_short_16: RIMYBJKPT46I3UOU · pith_short_8: RIMYBJKP

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/RIMYBJKPT46I3UOUOCA3KYSDLA \
  | 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: 8a1980a54f9f3c8dd1d47081b562435839635d69b1194ac65840b4f8d26ce497

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dd7b3b9dcc402c91f5debb3a2407e8094ca00fcf94e8d9fcfbf799a0ea5af412",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci",
      "hep-ex"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2010-01-12T18:25:46Z",
    "title_canon_sha256": "ed7657633c66a5ce8dc7b0b4b93e96909b84fcbf82e77cd336d2824ce8e563cd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1001.1969",
    "kind": "arxiv",
    "version": 3
  }
}