Pith Number

pith:7EF2MPYB

pith:2016:7EF2MPYBV7GYT2U2PWWKG45ZR7

not attested not anchored not stored refs pending

A combinatorial approach to certain topological spaces based on minimum complement S-approximation spaces

A. K. Goharshady, A. Shakiba, M. Alambardar Meybodi, M. R. Hooshmandasl

arxiv:1602.00998 v1 · 2016-02-02 · math.AT · cs.DM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7EF2MPYBV7GYT2U2PWWKG45ZR7}

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	2026-05-18T01:21:24.047303Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f90ba63f01afcd89ea9a7daca373b98fe88dcb83384ea91924d451fa735f65dc

Aliases

arxiv: 1602.00998 · arxiv_version: 1602.00998v1 · doi: 10.48550/arxiv.1602.00998 · pith_short_12: 7EF2MPYBV7GY · pith_short_16: 7EF2MPYBV7GYT2U2 · pith_short_8: 7EF2MPYB

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/7EF2MPYBV7GYT2U2PWWKG45ZR7 \
  | 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: f90ba63f01afcd89ea9a7daca373b98fe88dcb83384ea91924d451fa735f65dc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ee7f5669cc2ec7b221707467ba64fe7a7697210a1b9d4a62ac43664df65b0531",
    "cross_cats_sorted": [
      "cs.DM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2016-02-02T16:29:06Z",
    "title_canon_sha256": "8bc29a29c39142fbde7e66a05997d075b1d1d0e93271e6ca8c695148023c3bea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.00998",
    "kind": "arxiv",
    "version": 1
  }
}