Pith Number

pith:SIRY5DQ2

pith:2017:SIRY5DQ23USCMY4JL53YKZXLJ4

not attested not anchored not stored refs pending

The depth of the Rees algebra of three general binary forms

Aron Simis, Ricardo Burity

arxiv:1709.05985 v1 · 2017-09-18 · math.AC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SIRY5DQ23USCMY4JL53YKZXLJ4}

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	2026-05-18T00:34:58.557404Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

92238e8e1add242663895f778566eb4f0501010cc8fc255ed6bf5693003482f0

Aliases

arxiv: 1709.05985 · arxiv_version: 1709.05985v1 · doi: 10.48550/arxiv.1709.05985 · pith_short_12: SIRY5DQ23USC · pith_short_16: SIRY5DQ23USCMY4J · pith_short_8: SIRY5DQ2

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/SIRY5DQ23USCMY4JL53YKZXLJ4 \
  | 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: 92238e8e1add242663895f778566eb4f0501010cc8fc255ed6bf5693003482f0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4c785222339184f7984d8b66d08148f813fab216661034dbd41c3d0a924d8c0e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AC",
    "submitted_at": "2017-09-18T14:52:30Z",
    "title_canon_sha256": "5099909e1c01ffbb5fe0d3f9d07a2eb12aeedb8de132393346b8c970cdd9940b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.05985",
    "kind": "arxiv",
    "version": 1
  }
}