Pith Number

pith:AU5PSKPX

pith:2016:AU5PSKPXU4NVTDALH7FCOHQWXN

not attested not anchored not stored refs pending

Two- and Multi-phase Quadrature Surfaces

Avetik Arakelyan, Henrik Shahgholian, Jyotshana V. Prajapat

arxiv:1610.02637 v1 · 2016-10-09 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AU5PSKPXU4NVTDALH7FCOHQWXN}

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	2026-05-18T01:02:51.062530Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

053af929f7a71b598c0b3fca271e16bb4580882401b0fdaae96c41f2dc143f35

Aliases

arxiv: 1610.02637 · arxiv_version: 1610.02637v1 · doi: 10.48550/arxiv.1610.02637 · pith_short_12: AU5PSKPXU4NV · pith_short_16: AU5PSKPXU4NVTDAL · pith_short_8: AU5PSKPX

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/AU5PSKPXU4NVTDALH7FCOHQWXN \
  | 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: 053af929f7a71b598c0b3fca271e16bb4580882401b0fdaae96c41f2dc143f35

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "99be1a067cac01009a4bbe5b77ca31f45b8d952cba71fbadbb33780f3ba3206b",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2016-10-09T07:27:42Z",
    "title_canon_sha256": "c406ea0c7aaa79ab276982e6e903d0df9e9d7cc75e6c986e188655c7a2d5070c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.02637",
    "kind": "arxiv",
    "version": 1
  }
}