Pith Number

pith:XEFULXRJ

pith:2017:XEFULXRJGDUV2RNAU6S4DR2SGT

not attested not anchored not stored refs pending

Occupants in simplicial complexes

Steffen Tillmann

arxiv:1711.07107 v1 · 2017-11-19 · 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{XEFULXRJGDUV2RNAU6S4DR2SGT}

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	2026-05-17T23:44:59.993754Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b90b45de2930e95d45a0a7a5c1c75234f80c6349a3d61984e16bdc71b6b7b57e

Aliases

arxiv: 1711.07107 · arxiv_version: 1711.07107v1 · doi: 10.48550/arxiv.1711.07107 · pith_short_12: XEFULXRJGDUV · pith_short_16: XEFULXRJGDUV2RNA · pith_short_8: XEFULXRJ

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/XEFULXRJGDUV2RNAU6S4DR2SGT \
  | 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: b90b45de2930e95d45a0a7a5c1c75234f80c6349a3d61984e16bdc71b6b7b57e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cd64361f4fc9dd6ef3a50a8b236cb5ae631a6e1fbd2a70bd91c61bfbe644219f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2017-11-19T23:58:32Z",
    "title_canon_sha256": "c85d6634080db7d22af1b4c8cbefd701fa7a3b77f67d4b6e5eba5fb5c42b7044"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.07107",
    "kind": "arxiv",
    "version": 1
  }
}