OpenTechnical

OT-2026-000092502

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, 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-2026-000092502) never changes.

Identity and time

Publication numberOT-2026-000092502 · never reused
Internal UUID01a0ae9d-b5fd-73f1-9b43-09d6762ee28b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092502
StatusPUBLIC

Content hashes

Canonical textd549c98e5ffcee725c5f8c7d4cdcb310f9287e35ef8332c86ed5e743a002f3ab
Markdown1d90bb9f2e71d56e637ed7fa131ceb842f81047013b12bafd0d1cb6f05b05eb4
PDF
Publication page55683f393f05a60a77a0cb487771dd773c5fd83b579d31d85e3562859ab9a041
Manifesta8715d7baac05bbd4a87eaf18a3bdfe162eca4d0d9e1bb050c8b70a61f235e1e

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
SignaturefpzJ3ayjSXeDUHat9ugGuKwd4bhWlKUgZi875eihQNSqY0QY8Z4GNiAPi+tB5LXHxerF6HG4/BgE5A9kgoOaCw==
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

2026-09-17T09:41:04.488636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092502
observed 55683f393f05a60a77a0cb487771dd77...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:04.471737ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092502/manifest.json
observed a8715d7baac05bbd4a87eaf18a3bdfe1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:04.454590ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092502/publication.md
observed 1d90bb9f2e71d56e637ed7fa131ceb84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:04.436128ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092502/publication.txt
observed d549c98e5ffcee725c5f8c7d4cdcb310...
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.