Pith Number

pith:DIUNSFEE

pith:2019:DIUNSFEEGHMS6P3VSO2JWFM2AW

not attested not anchored not stored refs pending

Inverse systems with simplicial bonding maps and cell structures

E.D. Tymchatyn, Kazuhiro Kawamura, Murat Tuncal{\i}, Wojciech D\k{e}bski

arxiv:1907.11531 v1 · 2019-07-26 · math.GN

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DIUNSFEEGHMS6P3VSO2JWFM2AW}

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	2026-05-17T23:39:28.764919Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1a28d9148431d92f3f7593b49b159a05b39dcb78e02c736c0aa2ead14ea0ed42

Aliases

arxiv: 1907.11531 · arxiv_version: 1907.11531v1 · doi: 10.48550/arxiv.1907.11531 · pith_short_12: DIUNSFEEGHMS · pith_short_16: DIUNSFEEGHMS6P3V · pith_short_8: DIUNSFEE

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/DIUNSFEEGHMS6P3VSO2JWFM2AW \
  | 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: 1a28d9148431d92f3f7593b49b159a05b39dcb78e02c736c0aa2ead14ea0ed42

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2275f47a3ba16b724fccb2e6137d4745e0601c0e1e97bd9074812ed8f70f9572",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GN",
    "submitted_at": "2019-07-26T12:41:45Z",
    "title_canon_sha256": "baf39ed8f9b6051b562e93634d17b8f06c908458eba5210398fc0d1f794403aa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.11531",
    "kind": "arxiv",
    "version": 1
  }
}