Pith Number

pith:GH5AAECW

pith:2017:GH5AAECWPMLR6P55LBJJTA2WQS

not attested not anchored not stored refs pending

Min-plus algebraic low rank matrix approximation: a new method for revealing structure in networks

James Hook

arxiv:1708.06552 v1 · 2017-08-22 · math.NA · cs.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GH5AAECWPMLR6P55LBJJTA2WQS}

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	2026-05-18T00:37:33.183024Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

31fa0010567b171f3fbd585299835684937dc18d5afe7c3f26b85cc960213fbf

Aliases

arxiv: 1708.06552 · arxiv_version: 1708.06552v1 · doi: 10.48550/arxiv.1708.06552 · pith_short_12: GH5AAECWPMLR · pith_short_16: GH5AAECWPMLR6P55 · pith_short_8: GH5AAECW

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/GH5AAECWPMLR6P55LBJJTA2WQS \
  | 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: 31fa0010567b171f3fbd585299835684937dc18d5afe7c3f26b85cc960213fbf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "926a8f9a19b1f6f0b3c4f71b54358aba823842173f870dd82634605994c4e6a0",
    "cross_cats_sorted": [
      "cs.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-08-22T10:04:50Z",
    "title_canon_sha256": "072ce26b2dd9c4fab510ad638bf9fbc31e38a9e20ffb92d224895665fd450d10"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.06552",
    "kind": "arxiv",
    "version": 1
  }
}