Pith Number

pith:23H6MHHN

pith:2017:23H6MHHNFWUOHC3KJNGJN4ZDFN

not attested not anchored not stored refs pending

Spectra Originated from Fredholm Theory and Browder's Theorem

Abdelaziz Tajmouati, Mohamed Amouch, Mohamed Karmouni

arxiv:1706.05594 v1 · 2017-06-18 · math.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{23H6MHHNFWUOHC3KJNGJN4ZDFN}

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	2026-05-18T00:42:09.443366Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d6cfe61ced2da8e38b6a4b4c96f3232b62f5e7d4cf492800d79cedea20469609

Aliases

arxiv: 1706.05594 · arxiv_version: 1706.05594v1 · doi: 10.48550/arxiv.1706.05594 · pith_short_12: 23H6MHHNFWUO · pith_short_16: 23H6MHHNFWUOHC3K · pith_short_8: 23H6MHHN

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/23H6MHHNFWUOHC3KJNGJN4ZDFN \
  | 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: d6cfe61ced2da8e38b6a4b4c96f3232b62f5e7d4cf492800d79cedea20469609

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f3abca460a0c894ca3bf2e7dcb239fb45266c19fc39aeef521e0365323d79215",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SP",
    "submitted_at": "2017-06-18T00:07:06Z",
    "title_canon_sha256": "b1268debaa563f27dbedb9e0f1d2ad77714249bbcda0cfd8a27f098515bb9a58"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.05594",
    "kind": "arxiv",
    "version": 1
  }
}