Pith Number

pith:HDWHCIWF

pith:2025:HDWHCIWFFL2U7INR2YY57NGB2S

not attested not anchored not stored refs pending

Temporal nonlocality from indefinite causal orders

Laurie Letertre

arxiv:2501.12870 v1 · 2025-01-22 · quant-ph · physics.hist-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HDWHCIWFFL2U7INR2YY57NGB2S}

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	2026-07-05T10:03:59.932914Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

38ec7122c52af54fa1b1d631dfb4c1d4ab19e9e246e41d299baccb3d33275f5d

Aliases

arxiv: 2501.12870 · arxiv_version: 2501.12870v1 · doi: 10.48550/arxiv.2501.12870 · pith_short_12: HDWHCIWFFL2U · pith_short_16: HDWHCIWFFL2U7INR · pith_short_8: HDWHCIWF

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/HDWHCIWFFL2U7INR2YY57NGB2S \
  | 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: 38ec7122c52af54fa1b1d631dfb4c1d4ab19e9e246e41d299baccb3d33275f5d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3e8b9b99d3b23aeba6a12f6fe1ea07a40dced9165bc7975739c74cf2888a59e6",
    "cross_cats_sorted": [
      "physics.hist-ph"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2025-01-22T13:27:05Z",
    "title_canon_sha256": "2d6a756a5e2518191f455fd8da59a19a38ddd820f3090135ea9273094a5e327b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.12870",
    "kind": "arxiv",
    "version": 1
  }
}