Pith Number

pith:UGWU6OVT

pith:2017:UGWU6OVTHISXDAYIXF4WI6Q2TE

not attested not anchored not stored refs pending

AE regularity of interval matrices

Milan Hlad\'ik

arxiv:1707.02102 v1 · 2017-07-07 · cs.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UGWU6OVTHISXDAYIXF4WI6Q2TE}

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	2026-05-17T23:45:04.916125Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a1ad4f3ab33a25718308b979647a1a991a64f4647f973716e6c089d757b73c34

Aliases

arxiv: 1707.02102 · arxiv_version: 1707.02102v1 · doi: 10.48550/arxiv.1707.02102 · pith_short_12: UGWU6OVTHISX · pith_short_16: UGWU6OVTHISXDAYI · pith_short_8: UGWU6OVT

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/UGWU6OVTHISXDAYIXF4WI6Q2TE \
  | 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: a1ad4f3ab33a25718308b979647a1a991a64f4647f973716e6c089d757b73c34

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1e22b12022e9e1b5b7593aab3307e9848df357478650eb504dd29bf382bbc67f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NA",
    "submitted_at": "2017-07-07T09:47:13Z",
    "title_canon_sha256": "b1aa4d9667cb1eca32de82930b936c52a7fda725b4b1fa55117d93499068cbcd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.02102",
    "kind": "arxiv",
    "version": 1
  }
}