OpenTechnical

OT-2026-000085898

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, 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-2026-000085898) never changes.

Identity and time

Publication numberOT-2026-000085898 · never reused
Internal UUID01a0ae99-e82a-7d1d-a26c-da0844756d08 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:57.178584Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085898
StatusPUBLIC

Content hashes

Canonical text4afce5c5e90a7f5129c018028d7f6d9eade634c566b129474a5652fa53c0827a
Markdown1aca6a93b548f732952e720e5dbb487f75c4d296bedf522c2f7816453fe4d6cf
PDF
Publication pagec1a014fa26e9cdc33e572af46e813ff63a7bc2391215ca1d191a63aea25f95f8
Manifest2f575b1fce19b813de735cf312150b5ff7215714e4b64224ad10dfc4b8aa339e

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
Signaturey7FJ0+Qdrm4zuhsyTe8xH5H3IYuZf+rbVwt82t7RI/wnbLp6bimgeLOhcvYwE3zpAs+hqT0nnp7J8vT606TWCA==
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

2026-09-17T09:52:50.400257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085898
observed c1a014fa26e9cdc33e572af46e813ff6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:50.382880ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085898/manifest.json
observed 2f575b1fce19b813de735cf312150b5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:50.365507ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085898/publication.md
observed 1aca6a93b548f732952e720e5dbb487f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:50.347815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085898/publication.txt
observed 4afce5c5e90a7f5129c018028d7f6d9e...
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.