Pith Number

pith:KTXPCBKE

pith:2013:KTXPCBKEMITERCZPESN6C5AR64

not attested not anchored not stored refs pending

The Becker-Gottlieb Transfer Is Functorial

Rune Haugseng

arxiv:1310.6321 v2 · 2013-10-23 · 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{KTXPCBKEMITERCZPESN6C5AR64}

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	2026-05-18T02:47:52.890860Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

54eef105446226488b2f249be17411f702fecfb32ab8b119574f7b817b3a1ecf

Aliases

arxiv: 1310.6321 · arxiv_version: 1310.6321v2 · doi: 10.48550/arxiv.1310.6321 · pith_short_12: KTXPCBKEMITE · pith_short_16: KTXPCBKEMITERCZP · pith_short_8: KTXPCBKE

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/KTXPCBKEMITERCZPESN6C5AR64 \
  | 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: 54eef105446226488b2f249be17411f702fecfb32ab8b119574f7b817b3a1ecf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "459b350cec5a4ecb103eb97744e7d3e99f3076cb9540a6ec8a60012b94368c4f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2013-10-23T18:29:58Z",
    "title_canon_sha256": "4a547e97a8f35fd0b03a3646131dc3096c987f71c8a1a2d624bfca9fd59b6aed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.6321",
    "kind": "arxiv",
    "version": 2
  }
}