Pith Number

pith:HTAGOBJ7

pith:2019:HTAGOBJ7DCPXV67LVVIEMDVUI3

not attested not anchored not stored refs pending

On the numerical index with respect to an operator

Alicia Quero, Antonio Perez, Javier Meri, Miguel Martin, Vladimir Kadets

arxiv:1905.12257 v1 · 2019-05-29 · 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{HTAGOBJ7DCPXV67LVVIEMDVUI3}

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	2026-05-17T23:44:44.858923Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3cc067053f189f7afbebad50460eb446fe4527251dede48397644f40317eedec

Aliases

arxiv: 1905.12257 · arxiv_version: 1905.12257v1 · doi: 10.48550/arxiv.1905.12257 · pith_short_12: HTAGOBJ7DCPX · pith_short_16: HTAGOBJ7DCPXV67L · pith_short_8: HTAGOBJ7

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/HTAGOBJ7DCPXV67LVVIEMDVUI3 \
  | 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: 3cc067053f189f7afbebad50460eb446fe4527251dede48397644f40317eedec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ba2fff4bac35eafc103d4afcf372bc77855509b318df200564da69662e038e56",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2019-05-29T07:46:40Z",
    "title_canon_sha256": "99558bc8ff14246f449a09142b5eabe5ba24c10ce137d664d3303e0fe01f06a3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.12257",
    "kind": "arxiv",
    "version": 1
  }
}