Pith Number

pith:ZCASKPJE

pith:2009:ZCASKPJE6SADN44WTTKBLJG5OY

not attested not anchored not stored refs pending

ALOHA With Collision Resolution(ALOHA-CR): Theory and Software Defined Radio Implementation

Athina P. Petropulu, John Kountouriotis, Kapil R. Dandekar, Xin Liu

arxiv:0909.3091 v1 · 2009-09-16 · cs.NI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZCASKPJE6SADN44WTTKBLJG5OY}

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	2026-05-18T02:11:47.048496Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c881253d24f48036f3969cd415a4dd763a1c5adcd2c8c96fd06be1ab5f095779

Aliases

arxiv: 0909.3091 · arxiv_version: 0909.3091v1 · doi: 10.48550/arxiv.0909.3091 · pith_short_12: ZCASKPJE6SAD · pith_short_16: ZCASKPJE6SADN44W · pith_short_8: ZCASKPJE

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/ZCASKPJE6SADN44WTTKBLJG5OY \
  | 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: c881253d24f48036f3969cd415a4dd763a1c5adcd2c8c96fd06be1ab5f095779

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9e6731676c7935f170be74c62eb99d7cfcedad8f754b7a58862b0359c35c38bd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NI",
    "submitted_at": "2009-09-16T19:46:12Z",
    "title_canon_sha256": "9bd3c5588ac6a7642de70963c754583f71e366d9d984369ee85271a7afec8673"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.3091",
    "kind": "arxiv",
    "version": 1
  }
}