Pith Number

pith:NMK5OMBX

pith:2026:NMK5OMBXQ7RHWEY732HDJL6LMK

not attested not anchored not stored refs pending

Closed Timelike Curves from a Vacuum Traveling Wave

Semin Xavier

arxiv:2607.00788 v1 · 2026-07-01 · 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{NMK5OMBXQ7RHWEY732HDJL6LMK}

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	2026-07-02T01:17:55.394627Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b15d7303787e27b131fde8e34afcb62a78714ca6302338314436edea0608e91

Aliases

arxiv: 2607.00788 · arxiv_version: 2607.00788v1 · doi: 10.48550/arxiv.2607.00788 · pith_short_12: NMK5OMBXQ7RH · pith_short_16: NMK5OMBXQ7RHWEY7 · pith_short_8: NMK5OMBX

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/NMK5OMBXQ7RHWEY732HDJL6LMK \
  | 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: 6b15d7303787e27b131fde8e34afcb62a78714ca6302338314436edea0608e91

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ba731c086a0e126d764dea506b02836a6146dfa8d20c39ac5e514cfa09503435",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2026-07-01T11:18:11Z",
    "title_canon_sha256": "8b449304121b29734a3afdab526d555a9a64e0973f10e176a937b5d5e413da4e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.00788",
    "kind": "arxiv",
    "version": 1
  }
}