Pith Number

pith:2Y7BMCM7

pith:2017:2Y7BMCM7BCUU4Q2EFZLS2YPXC6

not attested not anchored not stored refs pending

Sensing of streptococcus mutans by microscopic imaging ellipsometry

Ching-Hang Chien, Mai Ibrahim Khaleel, Yia-Chung Chang, Yu-Da Chen

arxiv:1705.09560 v1 · 2017-05-26 · physics.bio-ph · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2Y7BMCM7BCUU4Q2EFZLS2YPXC6}

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	2026-05-18T00:42:57.139222Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d63e16099f08a94e43442e572d61f717bb2b53f74299ac7216c0fece6a2a916a

Aliases

arxiv: 1705.09560 · arxiv_version: 1705.09560v1 · doi: 10.48550/arxiv.1705.09560 · pith_short_12: 2Y7BMCM7BCUU · pith_short_16: 2Y7BMCM7BCUU4Q2E · pith_short_8: 2Y7BMCM7

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/2Y7BMCM7BCUU4Q2EFZLS2YPXC6 \
  | 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: d63e16099f08a94e43442e572d61f717bb2b53f74299ac7216c0fece6a2a916a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "29447ea5b457a38d9247785241486cb0bde31ecdf4f27ed2afda77456a81fc98",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.bio-ph",
    "submitted_at": "2017-05-26T12:48:58Z",
    "title_canon_sha256": "a339fc451708d77a37d09e7e161922548169761e7c1cd2e181a8f924addd2ec3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.09560",
    "kind": "arxiv",
    "version": 1
  }
}