Pith Number

pith:EDDYVBC2

pith:2016:EDDYVBC2HQZRCP4PP7J2HKULAA

not attested not anchored not stored refs pending

Construction of k-angle tight frames

Jesse Oldroyd, Somantika Datta

arxiv:1605.09429 v2 · 2016-05-30 · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EDDYVBC2HQZRCP4PP7J2HKULAA}

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	2026-05-18T00:55:57.941772Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

20c78a845a3c33113f8f7fd3a3aa8b00145c42985fb239204f987a5c7c85e918

Aliases

arxiv: 1605.09429 · arxiv_version: 1605.09429v2 · doi: 10.48550/arxiv.1605.09429 · pith_short_12: EDDYVBC2HQZR · pith_short_16: EDDYVBC2HQZRCP4P · pith_short_8: EDDYVBC2

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/EDDYVBC2HQZRCP4PP7J2HKULAA \
  | 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: 20c78a845a3c33113f8f7fd3a3aa8b00145c42985fb239204f987a5c7c85e918

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3a5824c02fa10a3a3c9a03ab678d83febba8088720555f7fe8a86f9f6432a2a7",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2016-05-30T21:54:29Z",
    "title_canon_sha256": "9ac76ba00c9d09fe6100173cee98e1fd84b35177cd5c1cdee40ec67b17dd9744"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.09429",
    "kind": "arxiv",
    "version": 2
  }
}