Pith Number

pith:PRGHZ6M4

pith:2017:PRGHZ6M47QBGFYU4ROZNXSJKQZ

not attested not anchored not stored refs pending

Differential graded algebras over some reductive group

Jin Cao

arxiv:1704.01734 v1 · 2017-04-06 · math.RA · 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{PRGHZ6M47QBGFYU4ROZNXSJKQZ}

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	2026-05-18T00:46:54.427173Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7c4c7cf99cfc0262e29c8bb2dbc92a8665614db300a328d5e5897675eefae16a

Aliases

arxiv: 1704.01734 · arxiv_version: 1704.01734v1 · doi: 10.48550/arxiv.1704.01734 · pith_short_12: PRGHZ6M47QBG · pith_short_16: PRGHZ6M47QBGFYU4 · pith_short_8: PRGHZ6M4

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/PRGHZ6M47QBGFYU4ROZNXSJKQZ \
  | 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: 7c4c7cf99cfc0262e29c8bb2dbc92a8665614db300a328d5e5897675eefae16a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "10f03a2712aed7d18b3c15c137ee3397955bfb0dbe800b8eb6db73c92dfbb79b",
    "cross_cats_sorted": [
      "math.CT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2017-04-06T07:47:30Z",
    "title_canon_sha256": "d60214aa76691d9e0b36701a71369a3f8fb43afa23f3a2672fa1acab6a33329c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.01734",
    "kind": "arxiv",
    "version": 1
  }
}