Pith Number

pith:5BAHLNGS

pith:2018:5BAHLNGSENID4CBBBZ252H3JH6

not attested not anchored not stored refs pending

Actor of categories internal to groups

Tun\c{c}ar \c{S}ahan

arxiv:1805.10951 v1 · 2018-05-28 · math.CT · math.AT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5BAHLNGSENID4CBBBZ252H3JH6}

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	2026-05-18T00:14:48.721594Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e84075b4d223503e08210e75dd1f693fa0a047e8fa80fb9bdc966cf90c41bc97

Aliases

arxiv: 1805.10951 · arxiv_version: 1805.10951v1 · doi: 10.48550/arxiv.1805.10951 · pith_short_12: 5BAHLNGSENID · pith_short_16: 5BAHLNGSENID4CBB · pith_short_8: 5BAHLNGS

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/5BAHLNGSENID4CBBBZ252H3JH6 \
  | 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: e84075b4d223503e08210e75dd1f693fa0a047e8fa80fb9bdc966cf90c41bc97

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c7ba868992195157e54146c5f2e889aec11e5ab8df5e01e29bd1d7c78508df30",
    "cross_cats_sorted": [
      "math.AT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CT",
    "submitted_at": "2018-05-28T14:42:14Z",
    "title_canon_sha256": "2f3945cdeb515f002b0a320af6d16d708a3902f85363299898ce35f437881b19"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.10951",
    "kind": "arxiv",
    "version": 1
  }
}