Pith Number

pith:P5D2NXCN

pith:1997:P5D2NXCNFTGYQTLWTBHFILS6NN

not attested not anchored not stored refs pending

Covariant quantization of membrane dynamics

Lee Smolin

arxiv:hep-th/9710191 v1 · 1997-10-25 · 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{P5D2NXCNFTGYQTLWTBHFILS6NN}

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	2026-05-18T01:08:01.962113Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7f47a6dc4d2ccd884d76984e542e5e6b7dc1f2c910a4394530ca10a54bfa0b7f

Aliases

arxiv: hep-th/9710191 · arxiv_version: hep-th/9710191v1 · doi: 10.48550/arxiv.hep-th/9710191 · pith_short_12: P5D2NXCNFTGY · pith_short_16: P5D2NXCNFTGYQTLW · pith_short_8: P5D2NXCN

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/P5D2NXCNFTGYQTLWTBHFILS6NN \
  | 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: 7f47a6dc4d2ccd884d76984e542e5e6b7dc1f2c910a4394530ca10a54bfa0b7f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "66bfe3d6546784177825fa7b6182d8bc48066732346de0beb659394bdeb72d97",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "1997-10-25T03:25:05Z",
    "title_canon_sha256": "6313dd625b181f3bc777f3e7e8317411876dfc726b1faabb5dd00c83770485f8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/9710191",
    "kind": "arxiv",
    "version": 1
  }
}