Pith Number

pith:OT6BEXB4

pith:2008:OT6BEXB4SHWWLCJULTQ5PN3D2F

not attested not anchored not stored refs pending

On the stability of the overconvergence under the direct image by a proper smooth morphism

Daniel Caro

arxiv:0811.4740 v3 · 2008-11-28 · math.AG · math.NT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OT6BEXB4SHWWLCJULTQ5PN3D2F}

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	2026-05-18T03:44:03.060591Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

74fc125c3c91ed6589345ce1d7b763d17abc5f75b9424bb55fceb727faff55d8

Aliases

arxiv: 0811.4740 · arxiv_version: 0811.4740v3 · doi: 10.48550/arxiv.0811.4740 · pith_short_12: OT6BEXB4SHWW · pith_short_16: OT6BEXB4SHWWLCJU · pith_short_8: OT6BEXB4

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/OT6BEXB4SHWWLCJULTQ5PN3D2F \
  | 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: 74fc125c3c91ed6589345ce1d7b763d17abc5f75b9424bb55fceb727faff55d8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5e51fbfbedcfa53333333a1f0b90574c69480a73e3a69f9900900994da0f2381",
    "cross_cats_sorted": [
      "math.NT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2008-11-28T16:00:26Z",
    "title_canon_sha256": "31e10696f2ef91dd24d7be6c842e273ae194f453f0b206623f02a5ae6f6b810f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0811.4740",
    "kind": "arxiv",
    "version": 3
  }
}