Pith Number

pith:R2ZGE6AJ

pith:2014:R2ZGE6AJQAIA73V63JTR26CIXE

not attested not anchored not stored refs pending

Units of ring spectra, orientations, and Thom spectra via rigid infinite loop space theory

Andrew J. Blumberg, Charles Rezk, David Gepner, Matthew Ando, Michael J. Hopkins

arxiv:1403.4320 v1 · 2014-03-18 · 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{R2ZGE6AJQAIA73V63JTR26CIXE}

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.

Cited by

1 paper in Pith

Unraveling the Bott spiral

Receipt and verification

First computed	2026-05-18T00:44:29.138518Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8eb262780980100feebeda671d7848b935647d66e7b78b4d68addcf6005f9ffb

Aliases

arxiv: 1403.4320 · arxiv_version: 1403.4320v1 · doi: 10.48550/arxiv.1403.4320 · pith_short_12: R2ZGE6AJQAIA · pith_short_16: R2ZGE6AJQAIA73V6 · pith_short_8: R2ZGE6AJ

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/R2ZGE6AJQAIA73V63JTR26CIXE \
  | 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: 8eb262780980100feebeda671d7848b935647d66e7b78b4d68addcf6005f9ffb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "faf3deaec6a2c013ebd8136b7b83dcbd8556a305de63991ad502e913286e1cc9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2014-03-18T02:32:54Z",
    "title_canon_sha256": "61673f5f70b4e35c156a94fa800f5622adbd9dd3f6d47d7d63109c70f96a2555"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.4320",
    "kind": "arxiv",
    "version": 1
  }
}