Pith Number

pith:CY6SEFZO

pith:2012:CY6SEFZO4QCVGLHIIIIV4UZKRR

not attested not anchored not stored refs pending

Precedence and freedom in quantum physics

Lee Smolin

arxiv:1205.3707 v1 · 2012-05-16 · quant-ph · 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{CY6SEFZO4QCVGLHIIIIV4UZKRR}

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	2026-05-18T03:55:34.383462Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

163d22172ee405532ce842115e532a8c63e62741b1b4738ee9356402c49321d7

Aliases

arxiv: 1205.3707 · arxiv_version: 1205.3707v1 · doi: 10.48550/arxiv.1205.3707 · pith_short_12: CY6SEFZO4QCV · pith_short_16: CY6SEFZO4QCVGLHI · pith_short_8: CY6SEFZO

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/CY6SEFZO4QCVGLHIIIIV4UZKRR \
  | 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: 163d22172ee405532ce842115e532a8c63e62741b1b4738ee9356402c49321d7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d1dfa46005d94306e360cfe849649f204d16384689cf860f39be47a5f82e9dde",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-05-16T15:28:24Z",
    "title_canon_sha256": "1af1acca4f15c584bb5ce0a6c18ff499c9073ea8a2c91ee12bddb42c1fd7fc41"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.3707",
    "kind": "arxiv",
    "version": 1
  }
}