OpenTechnical

OT-2026-000034534

Publication integrity record

Foam pad vacuum gripper, three stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000034534) never changes.

Identity and time

Publication numberOT-2026-000034534 · never reused
Internal UUID01a0ae76-1ed0-712a-b8ed-5d9ce8ae6b77 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034534
StatusPUBLIC

Content hashes

Canonical texta35d5bdbc348a30d327cf28a72416a684a114597e681a50e0f78594d572309bd
Markdown38168600d42f0d4df03751c3612906f8be57650e758883edf75aec49d26b9559
PDF
Publication pageec19b5fd523b301c83ac509394526ce5fa823fe3acc680faa05c6721fbba6efe
Manifesteeb6e94541510eec17ea83ded7ff04ac5f50f1457c4486353863f7991aac1f84

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
SignatureUotKh4bT5Ry3sQeCLMvKDbQwMS+R+ZA7Z++dTlsVr+kY1/y20FqTbkwdA2vAQQ/AnTegY2Br5QUbBmVK8zATDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:28:53.447786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034534
observed ec19b5fd523b301c83ac509394526ce5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:53.429798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034534/manifest.json
observed eeb6e94541510eec17ea83ded7ff04ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:53.406331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034534/publication.md
observed 38168600d42f0d4df03751c3612906f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:53.387098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034534/publication.txt
observed a35d5bdbc348a30d327cf28a72416a68...
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.