OpenTechnical

OT-2026-000060354

Publication integrity record

Foam pad vacuum gripper, three stage ejector, vented after 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-2026-000060354) never changes.

Identity and time

Publication numberOT-2026-000060354 · never reused
Internal UUID01a0ae8a-5a75-7e34-8114-8c658ed89762 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:57.976275Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060354
StatusPUBLIC

Content hashes

Canonical text3e5e0ce360ba9498f20d347cefb22ee16d1ad583d87df468dbbdd3aa379cdbaa
Markdownf8c20cd5f29af144e1055704a0a74d527327c247e65ae7bc14ff5237fb30d781
PDF
Publication pagedf6d041ee157706da7c035cdc7678f1420e59337f379e94f0f205e90b2a336c2
Manifestbe9be9a59e29a2b722f9e370de889cc0995317811a6954857a1007f60d4db433

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
SignaturevG2UQ/+2O2BxW8ZtkJS4IuLn+6i59xuptifVDZKJV+RSFvydXgSQPI5tkdsSthxE8q/pHNXUqaxwn7VG3VvRAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:44:05.813708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060354
observed df6d041ee157706da7c035cdc7678f14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:05.788175ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060354/manifest.json
observed be9be9a59e29a2b722f9e370de889cc0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:05.756064ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060354/publication.md
observed f8c20cd5f29af144e1055704a0a74d52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:05.725661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060354/publication.txt
observed 3e5e0ce360ba9498f20d347cefb22ee1...
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.