Pith Number

pith:QOBQ4FB4

pith:2017:QOBQ4FB4NJELLWRO6ACRX2MQMY

not attested not anchored not stored refs pending

The HoTT reals coincide with the Escard\'o-Simpson reals

Auke Bart Booij

arxiv:1706.05956 v1 · 2017-06-19 · cs.LO · math.CT · math.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QOBQ4FB4NJELLWRO6ACRX2MQMY}

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	2026-05-18T00:42:08.407549Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

83830e143c6a48b5da2ef0051be990662bd9c3f5839c8bd68d26d863cda0b054

Aliases

arxiv: 1706.05956 · arxiv_version: 1706.05956v1 · doi: 10.48550/arxiv.1706.05956 · pith_short_12: QOBQ4FB4NJEL · pith_short_16: QOBQ4FB4NJELLWRO · pith_short_8: QOBQ4FB4

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/QOBQ4FB4NJELLWRO6ACRX2MQMY \
  | 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: 83830e143c6a48b5da2ef0051be990662bd9c3f5839c8bd68d26d863cda0b054

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f55f9564f32280e1f50b307c659e600860c76fa66ca104649e7dab005aa580f9",
    "cross_cats_sorted": [
      "math.CT",
      "math.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2017-06-19T14:06:15Z",
    "title_canon_sha256": "9c14da394b6166313a1f925500acfd1f712b2dc6e7badb32c4f928affe172e1f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.05956",
    "kind": "arxiv",
    "version": 1
  }
}