OpenTechnical

OT-2026-000088529

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000088529) never changes.

Identity and time

Publication numberOT-2026-000088529 · never reused
Internal UUID01a0ae9b-5d28-7dd8-9938-5daf0d27b2f0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:32.662646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088529
StatusPUBLIC

Content hashes

Canonical text3001085fb525c9be54ca06c846ef3ae4fb39b0ab1d00511a6bbde063b0a5430d
Markdown935f91f3dc0552411a1ba0bd979afc3af4e77daaee3abaca3407541d497c629b
PDF
Publication pageda8906ccc742036df1375ed0ee94b1654474261d0ff4d6ead58f4150355522f6
Manifest69f6f005c8c24d6198a730451dd3bc4392e6a3afe573f0346f2c9379e728d9d1

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
SignaturebBum1A6c+mrZOO1pd98S4AZQkKBHfh/H6AtFAB4diSzj9M49+Ac3ZkUaGUjJQbTsiUD+I/S3D7QEbiR9ttXIAQ==
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

2026-09-17T09:48:55.668072ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088529
observed da8906ccc742036df1375ed0ee94b165...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:55.650939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088529/manifest.json
observed 69f6f005c8c24d6198a730451dd3bc43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:55.634107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088529/publication.md
observed 935f91f3dc0552411a1ba0bd979afc3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:55.616427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088529/publication.txt
observed 3001085fb525c9be54ca06c846ef3ae4...
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.