Pith Number

pith:UFCQZALL

pith:2011:UFCQZALL6ELK2L4V7PXJ7HCZY7

not attested not anchored not stored refs pending

Link Delay Estimation via Expander Graphs

Mohammad H. Firooz, Sumit Roy

arxiv:1106.0941 v3 · 2011-06-06 · cs.NI · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UFCQZALL6ELK2L4V7PXJ7HCZY7}

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	2026-05-18T00:58:43.439374Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a1450c816bf116ad2f95fbee9f9c59c7f9b690db0cdd1f5288150e396833280d

Aliases

arxiv: 1106.0941 · arxiv_version: 1106.0941v3 · doi: 10.48550/arxiv.1106.0941 · pith_short_12: UFCQZALL6ELK · pith_short_16: UFCQZALL6ELK2L4V · pith_short_8: UFCQZALL

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/UFCQZALL6ELK2L4V7PXJ7HCZY7 \
  | 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: a1450c816bf116ad2f95fbee9f9c59c7f9b690db0cdd1f5288150e396833280d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "01733c0de604cf17a9b640f949e59a025ce2dac88617275dee42222334f1e891",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NI",
    "submitted_at": "2011-06-06T00:09:58Z",
    "title_canon_sha256": "1e3368ecc351bc22a6c7f8a7ba41b4775b4983e5a2d4ba4720d95b64ee2c79e2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1106.0941",
    "kind": "arxiv",
    "version": 3
  }
}