Pith Number

pith:EPKNIJN5

pith:2015:EPKNIJN5U4VCDMHKFBBPANAAWE

not attested not anchored not stored refs pending

Free resolutions of some Schubert singularities

C. S. Seshadri, Manoj Kummini, Pramathanath Sastry, V. Lakshmibai

arxiv:1504.04415 v1 · 2015-04-17 · math.AG · 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{EPKNIJN5U4VCDMHKFBBPANAAWE}

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	2026-05-18T02:18:32.455153Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

23d4d425bda72a21b0ea2842f03400b109e4f6ac0078171e5a9ed877a7670ac4

Aliases

arxiv: 1504.04415 · arxiv_version: 1504.04415v1 · doi: 10.48550/arxiv.1504.04415 · pith_short_12: EPKNIJN5U4VC · pith_short_16: EPKNIJN5U4VCDMHK · pith_short_8: EPKNIJN5

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/EPKNIJN5U4VCDMHKFBBPANAAWE \
  | 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: 23d4d425bda72a21b0ea2842f03400b109e4f6ac0078171e5a9ed877a7670ac4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ed1b58dc1cf6e09125efc767bf7479378cad04a1d2e4f00792f09f9a99fad762",
    "cross_cats_sorted": [
      "math.AC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2015-04-17T01:16:07Z",
    "title_canon_sha256": "da9f73673e2fa7c5321ad4b18976982e559c016ae4d8b8cfeef47ba64de78c20"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.04415",
    "kind": "arxiv",
    "version": 1
  }
}