Pith Number

pith:QOMUIRIJ

pith:2015:QOMUIRIJJRHI7KJY5FMTPOGFFS

not attested not anchored not stored refs pending

The algebra of observables in Gau{\ss}ian normal spacetime coordinates

Jerzy lewandowski, J\k{e}drzej \'Swie\.zewski, Norbert Bodendorfer, Pawe{\l} Duch

arxiv:1510.04154 v2 · 2015-10-14 · gr-qc · 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{QOMUIRIJJRHI7KJY5FMTPOGFFS}

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	2026-05-18T01:22:47.919954Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

83994445094c4e8fa938e95937b8c52cba436ccdb6cc1cbebb1ef3995d9aeda9

Aliases

arxiv: 1510.04154 · arxiv_version: 1510.04154v2 · doi: 10.48550/arxiv.1510.04154 · pith_short_12: QOMUIRIJJRHI · pith_short_16: QOMUIRIJJRHI7KJY · pith_short_8: QOMUIRIJ

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/QOMUIRIJJRHI7KJY5FMTPOGFFS \
  | 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: 83994445094c4e8fa938e95937b8c52cba436ccdb6cc1cbebb1ef3995d9aeda9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "34f009bfdbeb527aba5e2e7da54ed768cef4ef23c81f56cb150d0c8ff62a04ef",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2015-10-14T15:34:57Z",
    "title_canon_sha256": "8e63ff3f507352c65b8d95729a5cb3bf4e3e722f33add79b96cb319ceecf2380"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.04154",
    "kind": "arxiv",
    "version": 2
  }
}