Pith Number

pith:O76K4FUP

pith:2018:O76K4FUPWBSMD7UPVAWZY72MPG

not attested not anchored not stored refs pending

Scale invariance and constants of motion

Takahisa Igata

arxiv:1804.03369 v2 · 2018-04-10 · hep-th · 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{O76K4FUPWBSMD7UPVAWZY72MPG}

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	2026-05-18T00:12:31.824949Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

77fcae168fb064c1fe8fa82d9c7f4c798ab4ee643c5e2b63b65efd7b8e749e27

Aliases

arxiv: 1804.03369 · arxiv_version: 1804.03369v2 · doi: 10.48550/arxiv.1804.03369 · pith_short_12: O76K4FUPWBSM · pith_short_16: O76K4FUPWBSMD7UP · pith_short_8: O76K4FUP

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/O76K4FUPWBSMD7UPVAWZY72MPG \
  | 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: 77fcae168fb064c1fe8fa82d9c7f4c798ab4ee643c5e2b63b65efd7b8e749e27

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5c7f306d2c31434fc07303f9259947d83d502a67c549c3a6f04715cb6bd7bfad",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2018-04-10T06:58:50Z",
    "title_canon_sha256": "290a6c4245396042578672ec7118f4f9e07495f30f955df8ba256f93b823b906"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.03369",
    "kind": "arxiv",
    "version": 2
  }
}