Pith Number

pith:GMQ6JZFN

pith:1997:GMQ6JZFN527YUY4UZS3FOZNJ3K

not attested not anchored not stored refs pending

Tensor distributions on signature-changing space-times

David Hartley, Philip A. Tuckey, Robin W. Tucker, Tevian Dray

arxiv:gr-qc/9701046 v1 · 1997-01-21 · 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{GMQ6JZFN527YUY4UZS3FOZNJ3K}

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	2026-05-18T01:39:19.142786Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3321e4e4adeebf8a6394ccb65765a9daa72b701ad8ebdec64f379598c71503a2

Aliases

arxiv: gr-qc/9701046 · arxiv_version: gr-qc/9701046v1 · doi: 10.48550/arxiv.gr-qc/9701046 · pith_short_12: GMQ6JZFN527Y · pith_short_16: GMQ6JZFN527YUY4U · pith_short_8: GMQ6JZFN

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/GMQ6JZFN527YUY4UZS3FOZNJ3K \
  | 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: 3321e4e4adeebf8a6394ccb65765a9daa72b701ad8ebdec64f379598c71503a2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "683408811a52862222a588e7cce00addd2d3b8d62bb6915b33d3f7ad0f8e3570",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "1997-01-21T03:42:02Z",
    "title_canon_sha256": "d544767f4822a11af55a995168129b3595e9b3bdf20b32e10c97555e681b3b59"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/9701046",
    "kind": "arxiv",
    "version": 1
  }
}