OpenTechnical

OT-2026-000079533

Publication integrity record

Foam pad vacuum gripper, three zone face, two stage ejector, 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-2026-000079533) never changes.

Identity and time

Publication numberOT-2026-000079533 · never reused
Internal UUID01a0ae96-0b92-7eb6-8d78-47938ccc46ae · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079533
StatusPUBLIC

Content hashes

Canonical text99a504e4352b303053972aae4e1f16f161429387e690d644a4cf168fd7cf5c8d
Markdown0f0a0ba688a35fe16b59f72e7f53a92ab4db794e6dead8ab769f543e643cd179
PDF
Publication page8d0adc26bfd2c0b3fb6cf2f7656836a7c62bf8fb104f898ffa3115529ba81598
Manifestac068ae54c425c3c2627c662223619063ab56d2eb18740d1a3755c7c01e7aa88

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
SignaturevHrSPVwGeIb61SNPXfG96nps6RFFsTQCYkQv8ilzncE2Gvsdkfku9o3D4v3eokYQFz/VH4kdtEoeFwPQP+oGAA==
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

2026-09-17T10:04:07.969229ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079533
observed 8d0adc26bfd2c0b3fb6cf2f7656836a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:07.950148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079533/manifest.json
observed ac068ae54c425c3c2627c66222361906...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:07.930677ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079533/publication.md
observed 0f0a0ba688a35fe16b59f72e7f53a92a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:07.901035ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079533/publication.txt
observed 99a504e4352b303053972aae4e1f16f1...
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.