Pith Number

pith:HUBR5KSC

pith:2017:HUBR5KSCC4MUMPWWAOU6JCTQO4

not attested not anchored not stored refs pending

Multifractional spacetimes from the Standard Model to cosmology

Gianluca Calcagni

arxiv:1709.07844 v2 · 2017-09-22 · 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{HUBR5KSCC4MUMPWWAOU6JCTQO4}

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	2026-05-18T00:02:03.339248Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3d031eaa421719463ed603a9e48a70773917c64c24af291c71f484e49af13c27

Aliases

arxiv: 1709.07844 · arxiv_version: 1709.07844v2 · doi: 10.48550/arxiv.1709.07844 · pith_short_12: HUBR5KSCC4MU · pith_short_16: HUBR5KSCC4MUMPWW · pith_short_8: HUBR5KSC

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/HUBR5KSCC4MUMPWWAOU6JCTQO4 \
  | 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: 3d031eaa421719463ed603a9e48a70773917c64c24af291c71f484e49af13c27

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9c24c11b894d4ebd5db58a979caf6d6510b2bc9b97519bebb3a358192bb6a045",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2017-09-22T16:59:32Z",
    "title_canon_sha256": "3721d33d96ed700ca3e5adb25331322e4774f57354441602db23208285477b17"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.07844",
    "kind": "arxiv",
    "version": 2
  }
}