Pith Number

pith:F5LRMIVD

pith:2019:F5LRMIVD5B76GL2VLOOQH6LKGX

not attested not anchored not stored refs pending

Equivariant Steinberg Summands

Krishanu Sankar

arxiv:1903.08246 v1 · 2019-03-19 · 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{F5LRMIVD5B76GL2VLOOQH6LKGX}

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	2026-05-17T23:50:49.942679Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2f571622a3e87fe32f555b9d03f96a35d72e1b21c896b3bc13a56acd5b1f3be2

Aliases

arxiv: 1903.08246 · arxiv_version: 1903.08246v1 · doi: 10.48550/arxiv.1903.08246 · pith_short_12: F5LRMIVD5B76 · pith_short_16: F5LRMIVD5B76GL2V · pith_short_8: F5LRMIVD

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/F5LRMIVD5B76GL2VLOOQH6LKGX \
  | 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: 2f571622a3e87fe32f555b9d03f96a35d72e1b21c896b3bc13a56acd5b1f3be2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8901ba038b576684db09698c241ed3999e46555846a7ff541aa958227a1a15a7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2019-03-19T20:20:14Z",
    "title_canon_sha256": "3dc26038447baf2e554e222057728902bec8408e1cf3678b29f0f7bc89d6a483"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.08246",
    "kind": "arxiv",
    "version": 1
  }
}