OpenTechnical

OT-2026-000092316

Publication integrity record

Foam pad vacuum gripper, three zone face, pump fed, supply line pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000092316) never changes.

Identity and time

Publication numberOT-2026-000092316 · never reused
Internal UUID01a0ae9d-875b-7dc6-9f7f-10c8d5fab085 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:54.538201Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092316
StatusPUBLIC

Content hashes

Canonical textfb88e73cacdbfede5f8b6e84c5f8ae2cc0f467c9db81a2ea00fb53e3c7bf668c
Markdown60cd9220092e2372b2e823e7aa0dccaf895c647932891693baf395d098a6d332
PDF
Publication page336a9fce59aaea78f476b00ccda6c3fe8959015afa536734827c62e2058e6f71
Manifest18068bcac80e383bb19a0adf02087bca1cb1b12d9ed54ea53213e7f6a6876aba

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
SignaturexGSy4k2PJBgY2bICMI04JBWcxMwnLgYwbuLslKawyy+6k7u9c0hWuAMaCJT+QBqv56ynRPLlkcT9vtZsgymmDA==
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

2026-09-17T09:41:50.815519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092316
observed 336a9fce59aaea78f476b00ccda6c3fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:50.797939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092316/manifest.json
observed 18068bcac80e383bb19a0adf02087bca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:50.771142ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092316/publication.md
observed 60cd9220092e2372b2e823e7aa0dccaf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:50.745880ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092316/publication.txt
observed fb88e73cacdbfede5f8b6e84c5f8ae2c...
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.