Pith Number

pith:2H6SCXHO

pith:2017:2H6SCXHOLCLJMMXU43LGREFJT4

not attested not anchored not stored refs pending

$K$-surfaces with free boundaries

Aram L. Karakhanyan, Hayk Aleksanyan

arxiv:1705.04842 v2 · 2017-05-13 · math.AP · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2H6SCXHOLCLJMMXU43LGREFJT4}

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	2026-05-18T00:42:38.764268Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d1fd215cee58969632f4e6d66890a99f3458ad39e638e21c877e7cb20f3dc52b

Aliases

arxiv: 1705.04842 · arxiv_version: 1705.04842v2 · doi: 10.48550/arxiv.1705.04842 · pith_short_12: 2H6SCXHOLCLJ · pith_short_16: 2H6SCXHOLCLJMMXU · pith_short_8: 2H6SCXHO

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/2H6SCXHOLCLJMMXU43LGREFJT4 \
  | 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: d1fd215cee58969632f4e6d66890a99f3458ad39e638e21c877e7cb20f3dc52b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "77ae87f3443bc3f963dc6776e841c6d1243e207839f80bdbe62d4ab2c5908216",
    "cross_cats_sorted": [
      "math.DG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2017-05-13T15:12:04Z",
    "title_canon_sha256": "5c14ebfdfeebc74c4b263ce89d5c5cd2ddfb5ee3c39dcf96ca1262bf1ff67a0c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.04842",
    "kind": "arxiv",
    "version": 2
  }
}