Pith Number

pith:RCIJ54FV

pith:2016:RCIJ54FV3BLVZYXQIYZTHVINK3

not attested not anchored not stored refs pending

Spherical posets from commuting elements

Cihan Okay

arxiv:1608.01685 v2 · 2016-08-04 · 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{RCIJ54FV3BLVZYXQIYZTHVINK3}

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	2026-05-18T00:19:42.712775Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

88909ef0b5d8575ce2f0463333d50d56f21f080cf3028491f14bfdf212c2285a

Aliases

arxiv: 1608.01685 · arxiv_version: 1608.01685v2 · doi: 10.48550/arxiv.1608.01685 · pith_short_12: RCIJ54FV3BLV · pith_short_16: RCIJ54FV3BLVZYXQ · pith_short_8: RCIJ54FV

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/RCIJ54FV3BLVZYXQIYZTHVINK3 \
  | 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: 88909ef0b5d8575ce2f0463333d50d56f21f080cf3028491f14bfdf212c2285a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dc5f94c495128e37da8a5decf1a6a203b807424578b8ec49ea6b1e319fd17d3b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2016-08-04T20:08:32Z",
    "title_canon_sha256": "4acb7ae2f11d98982b6f97a83f398e43d59f9ef03034413f7c88aecd8e844397"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.01685",
    "kind": "arxiv",
    "version": 2
  }
}