OpenTechnical

OT-2026-000092143

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two 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-2026-000092143) never changes.

Identity and time

Publication numberOT-2026-000092143 · never reused
Internal UUID01a0ae9d-875a-7260-9b9b-5c16f2c5c1c1 · 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-2026-000092143
StatusPUBLIC

Content hashes

Canonical text8199a7b5bfa6caa66522103d7a72bbccb7d35a7d0c9b06c03717b1ffd60d75b5
Markdown124fd9285caad682ffdf39193feb74a8c6a0e92ff769c7dd8873994df7d34478
PDF
Publication pageabbaee5a31707ae432a0d5d82e7374b003e4cba3afcac7e938a2bc63fd62f130
Manifestd25670e6315e7bd342607e5db7c057950e4ac20d8f3634947e304618dd051768

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
SignatureKYk9qPbek3fSG9iGkQeZcCxK+8MJvFOfzJWbiNfbi8Is2nnVvrKZDY/lyT4LRv51mCIlM/YSsEiYtFkVw1aPBg==
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

2026-09-17T09:41:36.744664ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092143
observed abbaee5a31707ae432a0d5d82e7374b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:36.728413ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092143/manifest.json
observed d25670e6315e7bd342607e5db7c05795...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:36.711741ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092143/publication.md
observed 124fd9285caad682ffdf39193feb74a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:36.693793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092143/publication.txt
observed 8199a7b5bfa6caa66522103d7a72bbcc...
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.