Pith Number

pith:UHMGFLTS

pith:2017:UHMGFLTSKLQWMOMWQUUZSDHS6Y

not attested not anchored not stored refs pending

Gerbe patching and a Mayer-Vietoris sequence over arithmetic curves

Bastian Haase

arxiv:1706.03387 v1 · 2017-06-11 · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UHMGFLTSKLQWMOMWQUUZSDHS6Y}

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	2026-05-18T00:42:35.823489Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a1d862ae7252e16639968529990cf2f616e5ad762eca89b1485b6a23e88b9c43

Aliases

arxiv: 1706.03387 · arxiv_version: 1706.03387v1 · doi: 10.48550/arxiv.1706.03387 · pith_short_12: UHMGFLTSKLQW · pith_short_16: UHMGFLTSKLQWMOMW · pith_short_8: UHMGFLTS

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/UHMGFLTSKLQWMOMWQUUZSDHS6Y \
  | 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: a1d862ae7252e16639968529990cf2f616e5ad762eca89b1485b6a23e88b9c43

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ef70bceb2dad0b2ed134c1bf0765e6b6b3fe59cc1747da1d353750157228019d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2017-06-11T18:23:16Z",
    "title_canon_sha256": "c141acb3e6024369dbfaa6d8c52d1ca80b415e694c1f879ba85e3ea42a9ec44e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.03387",
    "kind": "arxiv",
    "version": 1
  }
}