OpenTechnical

OT-2026-000038135

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000038135) never changes.

Identity and time

Publication numberOT-2026-000038135 · never reused
Internal UUID01a0ae77-f88b-7e86-b510-cf47ed79a5e1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038135
StatusPUBLIC

Content hashes

Canonical textcb55d25a757b37b43b41f38b60403ea6f4aeb9efbe89c44ee107a2684d90f6f6
Markdown41fd9fe75520e814b3eee403d58292a10bb89974498074c35ca0caf2c6121c5e
PDF
Publication page098698023fd3b0569e020037fedffbaba8fa02849b6a3f8a179038fe664366e3
Manifestff3c93ae08dc8a3623650cfac93aed56f0bf17ef6e36811156455f2941a57c04

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
SignatureAfEfZr031GlyPISUeG4QEXBlc6QF1y4m2M7OG1WLs1ViH4H9jp7D0jR/ejV/Nzoj2C1Hzwtil6t+cZunXy6NDA==
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

2026-09-17T11:23:28.823255ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038135
observed 098698023fd3b0569e020037fedffbab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:28.805837ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038135/manifest.json
observed ff3c93ae08dc8a3623650cfac93aed56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:28.787384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038135/publication.md
observed 41fd9fe75520e814b3eee403d58292a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:28.769708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038135/publication.txt
observed cb55d25a757b37b43b41f38b60403ea6...
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.