Pith Number

pith:EYD5EH5A

pith:2012:EYD5EH5AXEDWZK3QIPNCF4YUIR

not attested not anchored not stored refs pending

A unitary invariant of semi-bounded operator in reconstruction of manifolds

M. I. Belishev

arxiv:1208.3084 v1 · 2012-08-15 · math.FA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EYD5EH5AXEDWZK3QIPNCF4YUIR}

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	2026-05-18T03:48:45.609591Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2607d21fa0b9076cab7043da22f314444a8a547ee4429baea057a22c7dc618de

Aliases

arxiv: 1208.3084 · arxiv_version: 1208.3084v1 · doi: 10.48550/arxiv.1208.3084 · pith_short_12: EYD5EH5AXEDW · pith_short_16: EYD5EH5AXEDWZK3Q · pith_short_8: EYD5EH5A

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/EYD5EH5AXEDWZK3QIPNCF4YUIR \
  | 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: 2607d21fa0b9076cab7043da22f314444a8a547ee4429baea057a22c7dc618de

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cfb350bed80fcbb49336f9242567c9cd9054874fc3a5143a0e3c6caf000f5adb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2012-08-15T10:49:01Z",
    "title_canon_sha256": "c0b17cce885d9924dbfe937d7f010e09f72aded61828fed03179d36f5f9bb722"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.3084",
    "kind": "arxiv",
    "version": 1
  }
}