Pith Number

pith:QJZJ2AHT

pith:2019:QJZJ2AHTQ5BO2OXBEQWCCJ6PBW

not attested not anchored not stored refs pending

A standard theorem on adjunctions in two variables

Fosco Loregian

arxiv:1902.06074 v1 · 2019-02-16 · math.CT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QJZJ2AHTQ5BO2OXBEQWCCJ6PBW}

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	2026-05-17T23:53:46.652462Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

82729d00f38742ed3ae1242c2127cf0dbb072edc0139a0e9ab8a79e6b26294d6

Aliases

arxiv: 1902.06074 · arxiv_version: 1902.06074v1 · doi: 10.48550/arxiv.1902.06074 · pith_short_12: QJZJ2AHTQ5BO · pith_short_16: QJZJ2AHTQ5BO2OXB · pith_short_8: QJZJ2AHT

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/QJZJ2AHTQ5BO2OXBEQWCCJ6PBW \
  | 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: 82729d00f38742ed3ae1242c2127cf0dbb072edc0139a0e9ab8a79e6b26294d6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "826a8b4d40112f06df24a03c912905b916b1ec4251a0b890da342d2e4a602521",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CT",
    "submitted_at": "2019-02-16T09:35:52Z",
    "title_canon_sha256": "bfa93bca4e4c95039f763d5ffa3f3b036558a312da76bd4a3db4296e580e21b1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.06074",
    "kind": "arxiv",
    "version": 1
  }
}