Pith Number

pith:IPXU3FUV

pith:2019:IPXU3FUVQEQGYE7ISKQT6VO4Z6

not attested not anchored not stored refs pending

Mixing coproducts for theories with particle-dependent relativistic properties

Giacomo D'Amico, Giovanni Amelino-Camelia, Michelangelo Palmisano, Michele Ronco

arxiv:1910.05997 v1 · 2019-10-14 · gr-qc · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IPXU3FUVQEQGYE7ISKQT6VO4Z6}

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	2026-07-05T00:56:35.620030Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

43ef4d969581206c13e892a13f55dccf9895fe9a12dc552cbed0cecba33b3855

Aliases

arxiv: 1910.05997 · arxiv_version: 1910.05997v1 · doi: 10.48550/arxiv.1910.05997 · pith_short_12: IPXU3FUVQEQG · pith_short_16: IPXU3FUVQEQGYE7I · pith_short_8: IPXU3FUV

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/IPXU3FUVQEQGYE7ISKQT6VO4Z6 \
  | 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: 43ef4d969581206c13e892a13f55dccf9895fe9a12dc552cbed0cecba33b3855

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "036009e68326391b38485aa9d012fe89c00fc153b104ec050f7e5f39ea4e48e0",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2019-10-14T09:04:54Z",
    "title_canon_sha256": "9193b8af1e748d1b9b26390d6009263bb32a9cd4a17433f0015d3509a1b7fc2a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1910.05997",
    "kind": "arxiv",
    "version": 1
  }
}