Pith Number

pith:AINPCZHU

pith:2014:AINPCZHUL2XMPID4ZCIEZO7LP7

not attested not anchored not stored refs pending

Construction of the generalized Cech complex

Anais Vergne (LTCI), Laurent Decreusefond (LTCI), Ngoc Khuyen Le (LTCI), Philippe Martins (LTCI)

arxiv:1409.8225 v2 · 2014-09-29 · cs.NI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AINPCZHUL2XMPID4ZCIEZO7LP7}

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	2026-05-18T02:28:13.255081Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

021af164f45eaec7a07cc8904cbbeb7ff1c364bead56729ea9c09a20e975fd8e

Aliases

arxiv: 1409.8225 · arxiv_version: 1409.8225v2 · doi: 10.48550/arxiv.1409.8225 · pith_short_12: AINPCZHUL2XM · pith_short_16: AINPCZHUL2XMPID4 · pith_short_8: AINPCZHU

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/AINPCZHUL2XMPID4ZCIEZO7LP7 \
  | 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: 021af164f45eaec7a07cc8904cbbeb7ff1c364bead56729ea9c09a20e975fd8e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e6183b82dfe1f03a28938bdd66476b6876ae7286cdd7526b8684146e8197d071",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NI",
    "submitted_at": "2014-09-29T18:31:59Z",
    "title_canon_sha256": "b36019e48c0c7ad4861ca85bb8e6ac60965f8eba533be2c6d15423f3613d5e39"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.8225",
    "kind": "arxiv",
    "version": 2
  }
}