Pith Number

pith:Z7OS7M2J

pith:2018:Z7OS7M2J2WFV6VHN4QKXANCMHN

not attested not anchored not stored refs pending

Toward SATVAM: An IoT Network for Air Quality Monitoring

Anamika Sharma, Anand SVR, Chandan M Choudhary, Malati Hegde, Rajesh Zele, Rashmi Ballamajalu, Ronak Sutaria, Sachchida N. Tripathi, Shayal Chhabra, Srijith Nair, Sumit K Monga, Yogesh Simmhan

arxiv:1811.07847 v1 · 2018-11-19 · 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{Z7OS7M2J2WFV6VHN4QKXANCMHN}

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	2026-05-18T00:00:23.312791Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cfdd2fb349d58b5f54ede41570344c3b7139e23dea0d517ff506df147ea6a7e6

Aliases

arxiv: 1811.07847 · arxiv_version: 1811.07847v1 · doi: 10.48550/arxiv.1811.07847 · pith_short_12: Z7OS7M2J2WFV · pith_short_16: Z7OS7M2J2WFV6VHN · pith_short_8: Z7OS7M2J

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/Z7OS7M2J2WFV6VHN4QKXANCMHN \
  | 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: cfdd2fb349d58b5f54ede41570344c3b7139e23dea0d517ff506df147ea6a7e6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "060b3edc93fb28eb91518652d84432bb8ab7fbb290292598659f8b50c4885dc7",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "cs.NI",
    "submitted_at": "2018-11-19T18:08:49Z",
    "title_canon_sha256": "0fb76917362e0c7defcffc1df38c85d829169dfe1a333b5f5d479572846d869a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.07847",
    "kind": "arxiv",
    "version": 1
  }
}