Pith Number

pith:Y5GNBWII

pith:2018:Y5GNBWII4A3KTMXCLO4AUBIO6K

not attested not anchored not stored refs pending

Analysis of Problem Tokens to Rank Factors Impacting Quality in VoIP Applications

Jayant Gupchup, Martin Ellis, Ross Cutler, Sam Johnson, Yasaman Hosseinkashi

arxiv:1805.00373 v1 · 2018-03-26 · cs.MM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Y5GNBWII4A3KTMXCLO4AUBIO6K}

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	2026-05-18T00:17:02.673770Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c74cd0d908e036a9b2e25bb80a050ef2ac2751f61cfba83c72b7d6cef2d4d95e

Aliases

arxiv: 1805.00373 · arxiv_version: 1805.00373v1 · doi: 10.48550/arxiv.1805.00373 · pith_short_12: Y5GNBWII4A3K · pith_short_16: Y5GNBWII4A3KTMXC · pith_short_8: Y5GNBWII

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/Y5GNBWII4A3KTMXCLO4AUBIO6K \
  | 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: c74cd0d908e036a9b2e25bb80a050ef2ac2751f61cfba83c72b7d6cef2d4d95e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c26b71c015c5086969b1e454068a422d52ab10e49125ec4c2841deb970649d5e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.MM",
    "submitted_at": "2018-03-26T00:31:02Z",
    "title_canon_sha256": "485a4200585a6de7558952678b8c32e7c928cede757da231f6926d1bcdbdface"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.00373",
    "kind": "arxiv",
    "version": 1
  }
}