OpenTechnical

OT-2026-000009572

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, two stage ejector, vented 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-2026-000009572) never changes.

Identity and time

Publication numberOT-2026-000009572 · never reused
Internal UUID01a0ae6b-7563-7334-b20f-45205e4963b3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009572
StatusPUBLIC

Content hashes

Canonical text418d7e8a84cf111d7146369068fd6a14011d26ebe7a390a9f2c38cf918b5910b
Markdownbf3922855e2438852f1e9487407813a4fff1f5b7d5d12d9eb83d4d9c133387c5
PDF
Publication page5f81fa35887f6782bfdc739cc2d03a0c309667aa1b7073f52d31d2c5dcc81835
Manifest03d7332278cd4d9b4c11b8b0825792b6ce7a26b0b0676aa21a66575936c980f3

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
SignaturenyAvGYEw3eEPgOhHyphK1rrQ3v50Suu7JqmLQjEUHgwPU4/76jJYo5PZjjvlhJ39fbAE8pXaTA/gO/y8ZcHwBA==
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

2026-09-17T12:17:00.483584ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009572
observed 5f81fa35887f6782bfdc739cc2d03a0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:00.462982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009572/manifest.json
observed 03d7332278cd4d9b4c11b8b0825792b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:00.441903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009572/publication.md
observed bf3922855e2438852f1e9487407813a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:00.422304ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009572/publication.txt
observed 418d7e8a84cf111d7146369068fd6a14...
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.