OpenTechnical

OT-2026-000009134

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000009134) never changes.

Identity and time

Publication numberOT-2026-000009134 · never reused
Internal UUID01a0ae6b-31b9-762b-80a6-ea0b6a483731 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009134
StatusPUBLIC

Content hashes

Canonical texteb18474072adb9b8fc6704923436332bf805957e6789eae1544c0ae569749761
Markdownde4925ad062c36f84e0bfb24e2c0733057a5ce93c2eba8cba84a4841fae73231
PDF
Publication page43dcb1dae0616141afd5c18ed53448b3ba548de4f5b9a0f7f42d0b8584c0a590
Manifest1c9a94094e52e134647297afb66ba11bf92fe66b6f468340f0d5e9c84f7a2a89

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signaturergc8tcOEfr9jto8WFFviUrmeOtVYJ4MbwYwMZ+hx9N+RkwpnFt2kYWsPDRxXT393kCNbXb4LXasoZ4Dr8zDcDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:49.696726ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009134
observed 43dcb1dae0616141afd5c18ed53448b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:49.674951ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009134/manifest.json
observed 1c9a94094e52e134647297afb66ba11b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:49.653758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009134/publication.md
observed de4925ad062c36f84e0bfb24e2c07330...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:49.633509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009134/publication.txt
observed eb18474072adb9b8fc6704923436332b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.