OpenTechnical

OT-2026-000097280

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, three stage ejector, 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-2026-000097280) never changes.

Identity and time

Publication numberOT-2026-000097280 · never reused
Internal UUID01a0aea1-01ca-78f8-bf69-29ba819ad73c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097280
StatusPUBLIC

Content hashes

Canonical text732b29fbaa2cf6aa51708b74f23173eaff8f815c96a7606d6d50781d2f7ee019
Markdown70c8b2e72015b91eb0f11369a27db715179c8b09c698dcf40b929293997a7f21
PDF
Publication page413a8dc6079a0b4003f71ea2d1ff6e0933ca921c45b24d6c50176d0caccbe62c
Manifest6dea7b61b2bd64b8ff171ac647d1c0fed8f550f1ace8afaba25f068698f76ca8

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
SignaturewgukforBgI1R9WstK5205J/VmJ9VnWoHx8GwTJvdTu1eAE0BGaFvMMHqxGpl+D2A3cLNGuDyEV+1J+gC/NMKCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:33:32.521120ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097280
observed 413a8dc6079a0b4003f71ea2d1ff6e09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:32.504511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097280/manifest.json
observed 6dea7b61b2bd64b8ff171ac647d1c0fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:32.486884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097280/publication.md
observed 70c8b2e72015b91eb0f11369a27db715...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:32.469914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097280/publication.txt
observed 732b29fbaa2cf6aa51708b74f23173ea...
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.