Pith Number

pith:XN3V224L

pith:2016:XN3V224LD6M7OK5S3MR3QHKP3K

not attested not anchored not stored refs pending

Suspension spectra and higher stabilization

Jacobson R. Blomquist, John E. Harper

arxiv:1612.08623 v3 · 2016-12-16 · 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{XN3V224LD6M7OK5S3MR3QHKP3K}

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	2026-05-18T00:44:42.196886Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bb775d6b8b1f99f72bb2db23b81d4fda9a47565f14a1ddfb5d060cbbfa0219e7

Aliases

arxiv: 1612.08623 · arxiv_version: 1612.08623v3 · doi: 10.48550/arxiv.1612.08623 · pith_short_12: XN3V224LD6M7 · pith_short_16: XN3V224LD6M7OK5S · pith_short_8: XN3V224L

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/XN3V224LD6M7OK5S3MR3QHKP3K \
  | 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: bb775d6b8b1f99f72bb2db23b81d4fda9a47565f14a1ddfb5d060cbbfa0219e7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1c9f0db663cd6a4d0a227e1e1d2c3d358d18aedc45afcd639fa7c0db5b44ade7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2016-12-16T03:03:17Z",
    "title_canon_sha256": "5b36a7ac167cc3a9a0cb1dcb3a89990db0a0ebbb058145e760a33326f7fa401c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.08623",
    "kind": "arxiv",
    "version": 3
  }
}