Pith Number

pith:RTJANNN4

pith:2017:RTJANNN4VGUKSSITD7NIMKLGD5

not attested not anchored not stored refs pending

Matrix product state approximations for infinite systems

Frank Verstraete, Norbert Schuch

arxiv:1711.06559 v2 · 2017-11-15 · cond-mat.str-el · 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{RTJANNN4VGUKSSITD7NIMKLGD5}

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	2026-05-18T00:29:45.191375Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8cd206b5bca9a8a949131fda8629661f4db156e9ee4cb0ef9153bd67c6b2e106

Aliases

arxiv: 1711.06559 · arxiv_version: 1711.06559v2 · doi: 10.48550/arxiv.1711.06559 · pith_short_12: RTJANNN4VGUK · pith_short_16: RTJANNN4VGUKSSIT · pith_short_8: RTJANNN4

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/RTJANNN4VGUKSSITD7NIMKLGD5 \
  | 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: 8cd206b5bca9a8a949131fda8629661f4db156e9ee4cb0ef9153bd67c6b2e106

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6d473fbf4d1bc3b04cfdb93be3e4177790c55db4faac9199aa48a1911fa4071f",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2017-11-15T21:02:21Z",
    "title_canon_sha256": "3b3dca2098d94d40516c0f541cc3005429d2c9914bfcaec631a99fcd748e1d3c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.06559",
    "kind": "arxiv",
    "version": 2
  }
}