OpenTechnical

OT-2026-000071897

Publication integrity record

Foam pad vacuum gripper, two zone face, two 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-2026-000071897) never changes.

Identity and time

Publication numberOT-2026-000071897 · never reused
Internal UUID01a0ae92-47c0-75a9-864a-13098f179e33 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:37.365346Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071897
StatusPUBLIC

Content hashes

Canonical text98759a1fc9a2d6165a7fa86e0ecb0044b3e5a79a782059512c095c3a7759d68e
Markdownebd7adcdb52fcb431a7f040d31197242fd7443d18bcb15c108a0ea5e7dbdbff6
PDF
Publication page0910fc45ff4e038a63c0f71657d4b79b505bd818001b30576e056179664e7e05
Manifest8694d1b159913545bdcf851131878d406348107492a695928035fe56c90a6521

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
SignatureShD/ZxzNx9YVTGZ7DojYYCdB5ucegFUoO3wo+0Dz+yNxKL6kLKOJ3Cflb4391jHsHlrl+SdYk4F+bUKUW5CyBg==
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

2026-09-17T10:22:55.233617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071897
observed 0910fc45ff4e038a63c0f71657d4b79b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:55.213840ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071897/manifest.json
observed 8694d1b159913545bdcf851131878d40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:55.193728ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071897/publication.md
observed ebd7adcdb52fcb431a7f040d31197242...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:55.174094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071897/publication.txt
observed 98759a1fc9a2d6165a7fa86e0ecb0044...
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.