Pith Number

pith:5IYNNTLI

pith:2018:5IYNNTLIXWB42ENE44OO7K6I7Q

not attested not anchored not stored refs pending

Computing the density of states for optical spectra by low-rank and QTT tensor approximation

Boris N. Khoromskij, Chao Yang, Peter Benner, Venera Khoromskaia

arxiv:1801.03852 v1 · 2018-01-11 · math.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{5IYNNTLIXWB42ENE44OO7K6I7Q}

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	2026-05-17T23:53:33.700628Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ea30d6cd68bd83cd11a4e71cefabc8fc1fcbae8a57895c4887fdb825a7a71cdf

Aliases

arxiv: 1801.03852 · arxiv_version: 1801.03852v1 · doi: 10.48550/arxiv.1801.03852 · pith_short_12: 5IYNNTLIXWB4 · pith_short_16: 5IYNNTLIXWB42ENE · pith_short_8: 5IYNNTLI

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/5IYNNTLIXWB42ENE44OO7K6I7Q \
  | 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: ea30d6cd68bd83cd11a4e71cefabc8fc1fcbae8a57895c4887fdb825a7a71cdf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2eabcd202d8ee3bf91738cd7fd5a7e0043f311e3d36e4458fbd1af8d588e7d71",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-01-11T16:26:41Z",
    "title_canon_sha256": "154f2432a22427c9a744fd377215b35d9ec955ca6c004a78576d02c194df3ae6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.03852",
    "kind": "arxiv",
    "version": 1
  }
}