Pith Number

pith:JK46KUTC

pith:2025:JK46KUTCWQ42G74CREFSLNNLHP

not attested not anchored not stored refs pending

Relativistic second gradient theory of continuous media

Boris Kolev (LMPS), Cl\'ement Ecker (LMPS), Lionel Darondeau (IMJ-PRG), LMPS), Mina Chapon (LMPS), Rodrigue Desmorat (LMT

arxiv:2507.13030 v1 · 2025-07-17 · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JK46KUTCWQ42G74CREFSLNNLHP}

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	2026-07-05T11:38:53.369008Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4ab9e55262b439a37f82890b25b5ab3bfd6c3edd1bc8fc8471d5d7a40bd97019

Aliases

arxiv: 2507.13030 · arxiv_version: 2507.13030v1 · doi: 10.48550/arxiv.2507.13030 · pith_short_12: JK46KUTCWQ42 · pith_short_16: JK46KUTCWQ42G74C · pith_short_8: JK46KUTC

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/JK46KUTCWQ42G74CREFSLNNLHP \
  | 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: 4ab9e55262b439a37f82890b25b5ab3bfd6c3edd1bc8fc8471d5d7a40bd97019

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6c81d0bbfcf33a7ea6198a6d3c8e8eb9a2c7f3de36ab8846af9f84eb9a37ba90",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2025-07-17T11:59:41Z",
    "title_canon_sha256": "f891e6d58a2c7bf8c6eeab2d877c3d3d261d79e6d7b80e55e5463b847adbc2fd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.13030",
    "kind": "arxiv",
    "version": 1
  }
}