OpenTechnical

OT-2026-000035115

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, three stage ejector, supply line pressure sensor, pulsed 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-2026-000035115) never changes.

Identity and time

Publication numberOT-2026-000035115 · never reused
Internal UUID01a0ae76-6a1d-7a72-8a37-fad8a8a37271 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035115
StatusPUBLIC

Content hashes

Canonical text8ac3ee2ec66e62f73669c2deae14e7dd78143e572540c8bbad34f7ff2471969a
Markdown947c6d7dc5cc9670850a27b6765adc25001831849762517d63fff6b879b421b8
PDF
Publication page7fa38d94283eda2e89002ca9fa637d29c2f39c17ed91d678be77d8657a7dfbb8
Manifestc92f7aaaff4c3352f6c4ce8d764085645edc6f471cf756e2f115af0ff78c4469

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
SignatureCW2tvxzjRuuXmqObTR23f5QyIB3JdbSYFYgxGwZc5lh0ocBpPxsQk7oIlquB7VooiJ/Kc7rgDhdczA9WpUEyDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:28:11.731661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035115
observed 7fa38d94283eda2e89002ca9fa637d29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:11.715363ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035115/manifest.json
observed c92f7aaaff4c3352f6c4ce8d76408564...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:11.695491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035115/publication.md
observed 947c6d7dc5cc9670850a27b6765adc25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:11.677083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035115/publication.txt
observed 8ac3ee2ec66e62f73669c2deae14e7dd...
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.