Pith Number

pith:R4R5DQF2

pith:2025:R4R5DQF2RFXGQBGVIK7NDWFGKH

not attested not anchored not stored refs pending

The Augmented Tree Tensor Network Cookbook

Daniel Jaschke, Luka Pave\v{s}i\'c, Nora Reini\'c, Simone Montangero

arxiv:2507.21236 v1 · 2025-07-28 · quant-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{R4R5DQF2RFXGQBGVIK7NDWFGKH}

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	2026-07-05T11:44:55.352049Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f23d1c0ba896e6804d542bed1d8a651fa72bb158a47790b883b617daa4ff973

Aliases

arxiv: 2507.21236 · arxiv_version: 2507.21236v1 · doi: 10.48550/arxiv.2507.21236 · pith_short_12: R4R5DQF2RFXG · pith_short_16: R4R5DQF2RFXGQBGV · pith_short_8: R4R5DQF2

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/R4R5DQF2RFXGQBGVIK7NDWFGKH \
  | 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: 8f23d1c0ba896e6804d542bed1d8a651fa72bb158a47790b883b617daa4ff973

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b7f7a6969a99d7d1549866ff95b5aea8ba3ad8dac34b8289690edb19d2324ca3",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2025-07-28T18:00:39Z",
    "title_canon_sha256": "41405a5aec75de0520d47ed0db5cf31e9dd10ee0f03c723731187b47ac305ec9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.21236",
    "kind": "arxiv",
    "version": 1
  }
}