Pith Number

pith:UORAU2WW

pith:2018:UORAU2WWBKA4YD6627LYPZPGG7

not attested not anchored not stored refs pending

On strong tangential transversality

Mikhail Krastanov, Mira Bivas, Nadezhda Ribarska

arxiv:1810.01814 v2 · 2018-10-03 · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UORAU2WWBKA4YD6627LYPZPGG7}

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	2026-05-18T00:03:55.185769Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a3a20a6ad60a81cc0fded7d787e5e637e9b3a4186303b5d2db45749546b21864

Aliases

arxiv: 1810.01814 · arxiv_version: 1810.01814v2 · doi: 10.48550/arxiv.1810.01814 · pith_short_12: UORAU2WWBKA4 · pith_short_16: UORAU2WWBKA4YD66 · pith_short_8: UORAU2WW

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/UORAU2WWBKA4YD6627LYPZPGG7 \
  | 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: a3a20a6ad60a81cc0fded7d787e5e637e9b3a4186303b5d2db45749546b21864

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "abee4aba2860cde21f420d0b734f71e6845590f64bdd639d0e917a0fa1c904d5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2018-10-03T16:07:18Z",
    "title_canon_sha256": "05109e1f2bead4fdd7715219af707fd6952d591224a1e17cd37989c7cd17061f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.01814",
    "kind": "arxiv",
    "version": 2
  }
}