OpenTechnical

OT-2026-000073163

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, two stage ejector, 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-2026-000073163) never changes.

Identity and time

Publication numberOT-2026-000073163 · never reused
Internal UUID01a0ae92-efb6-7971-9ee7-63167ca9b665 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:20.363042Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073163
StatusPUBLIC

Content hashes

Canonical textd01857125402a645ea74fd103310b40c2538ad14dc0ba18e3df8554a776a28e0
Markdown232ceed2eac6f303bb897ae38931c43e0fc9e713d6ea73167f661af8de796f1c
PDF
Publication page62d9b0a9e9bad22e4fd7519b284eae5602dfe9d9511e98ed8fb4c6064452708e
Manifest729e35d863e2b8ecce978745e36322b80dba432a1450d3e14fa069b3b3e8ef7d

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
SignaturenwPkvmAPSV2rSP7gtdcE5TQ6e/NHpk8vvOzKz/ZNrhMSBWN3IyEU5wxxyGMpIP6BNqVGSFqzpOD6Dsez7KjwDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:21:06.572594ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073163
observed 62d9b0a9e9bad22e4fd7519b284eae56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:06.553432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073163/manifest.json
observed 729e35d863e2b8ecce978745e36322b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:06.533976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073163/publication.md
observed 232ceed2eac6f303bb897ae38931c43e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:06.515015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073163/publication.txt
observed d01857125402a645ea74fd103310b40c...
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.