OpenTechnical

OT-2026-000069153

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, single stage ejector, pressure sensor per zone, pulsed 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-2026-000069153) never changes.

Identity and time

Publication numberOT-2026-000069153 · never reused
Internal UUID01a0ae90-6dcf-7163-9282-d64e27c9c83f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069153
StatusPUBLIC

Content hashes

Canonical textc82f2f932597662a39b168feaec037cbf76b3a2fd7d1ced7a33cb5e3df1f2384
Markdown885f3b086609cf8466800f52cb31dc6aca793f2c5258ec30c6f685b6deb7706a
PDF
Publication page38158932aa8897f85d5f9cdee82e62e1d131510a8e99fb7a7b6a46828dd53692
Manifestf0ae3be6303701809e25a861434a54a87f1a1cdd61e63a1140625b9b97d11280

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
SignatureiIyrWveM/km7AYFJ8jaL8xXSBawn9FVwgT/frrojJRZGyM/EjPesyBhckXoZiq+VdQZxv07wYllf8fsuwTLyBA==
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

2026-09-17T10:29:02.335232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069153
observed 38158932aa8897f85d5f9cdee82e62e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:02.318609ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069153/manifest.json
observed f0ae3be6303701809e25a861434a54a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:02.303234ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069153/publication.md
observed 885f3b086609cf8466800f52cb31dc6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:02.286079ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069153/publication.txt
observed c82f2f932597662a39b168feaec037cb...
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.