OpenTechnical

OT-2026-000045602

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000045602) never changes.

Identity and time

Publication numberOT-2026-000045602 · never reused
Internal UUID01a0ae7d-8f02-7c73-bf1a-c7d9b945dbbd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045602
StatusPUBLIC

Content hashes

Canonical texta3595ccd20fbd0c6b3cb634bd1245d7410233e01ed852b8e91e1c578aa7d7488
Markdown6d38d1360adb517b9c34476b82a466eb3a1eaea2ec381a50149420d1822a5e34
PDF
Publication page3c7f0c5ce903de1b51d546ac192dde957a2201be394313361ee285eee6318f05
Manifest599844ef4c30feda4238b9b61ef213b373b2b646abe8030404d578cec080b08d

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
SignatureoIKchCtOUIpJNRCfaQ9JrDpD4bQx8tjVN3xWeyS/e/7LDilE9MjtQXnGA03wJR51yj0U748nEzmlcBCSfIoZBA==
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

2026-09-17T11:09:22.598041ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045602
observed 3c7f0c5ce903de1b51d546ac192dde95...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:22.578012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045602/manifest.json
observed 599844ef4c30feda4238b9b61ef213b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:22.558794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045602/publication.md
observed 6d38d1360adb517b9c34476b82a466eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:22.539789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045602/publication.txt
observed a3595ccd20fbd0c6b3cb634bd1245d74...
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.