Pith Number

pith:7USQ2F5T

pith:2016:7USQ2F5TBAHLDLD6D42BOB4NUW

not attested not anchored not stored refs pending

The Hermitian null-range of a matrix over a finite field

E. Ballico

arxiv:1611.08840 v1 · 2016-11-27 · math.AC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7USQ2F5TBAHLDLD6D42BOB4NUW}

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	2026-05-18T00:56:30.155210Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd250d17b3080eb1ac7e1f3417078da5bda1229da83d9a3449c69cb70c60a6e0

Aliases

arxiv: 1611.08840 · arxiv_version: 1611.08840v1 · doi: 10.48550/arxiv.1611.08840 · pith_short_12: 7USQ2F5TBAHL · pith_short_16: 7USQ2F5TBAHLDLD6 · pith_short_8: 7USQ2F5T

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/7USQ2F5TBAHLDLD6D42BOB4NUW \
  | 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: fd250d17b3080eb1ac7e1f3417078da5bda1229da83d9a3449c69cb70c60a6e0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ff95676395b36e4635fa54fb62e6749e049a40e6d6ab8b484bf20569c403fde5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AC",
    "submitted_at": "2016-11-27T13:33:45Z",
    "title_canon_sha256": "26535e5350be3dda2452696583c5d0ae6fc663cbed8f51957cd0bde77d0d0631"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.08840",
    "kind": "arxiv",
    "version": 1
  }
}