Pith Number

pith:QLSCPO5R

pith:2000:QLSCPO5RY3PPBSAQ6DJKNWSR7X

not attested not anchored not stored refs pending

Survey of Two-Time Physics

Itzhak Bars

arxiv:hep-th/0008164 v1 · 2000-08-22 · 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{QLSCPO5RY3PPBSAQ6DJKNWSR7X}

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.

Cited by

1 paper in Pith

QFT in Klein space

Receipt and verification

First computed	2026-07-04T16:21:00.657333Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

82e427bbb1c6def0c810f0d2a6da51fdf20fed5d76e04ef07418653c83cf80f8

Aliases

arxiv: hep-th/0008164 · arxiv_version: hep-th/0008164v1 · doi: 10.48550/arxiv.hep-th/0008164 · pith_short_12: QLSCPO5RY3PP · pith_short_16: QLSCPO5RY3PPBSAQ · pith_short_8: QLSCPO5R

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/QLSCPO5RY3PPBSAQ6DJKNWSR7X \
  | 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: 82e427bbb1c6def0c810f0d2a6da51fdf20fed5d76e04ef07418653c83cf80f8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9f3382eba1010b29cdc414e4213bc4fc078fba2e15c2941c40c296780ca486fb",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "2000-08-22T05:41:40Z",
    "title_canon_sha256": "601b26d54f9b241e51b93333e196bd08ca2c9e035ca594763a986ccb95028a5d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/0008164",
    "kind": "arxiv",
    "version": 1
  }
}