OpenTechnical

OT-2026-000015070

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, 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-2026-000015070) never changes.

Identity and time

Publication numberOT-2026-000015070 · never reused
Internal UUID01a0ae6d-d096-7458-b436-7849f8fc0787 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015070
StatusPUBLIC

Content hashes

Canonical textb77f2c3bcbcc74b1da69d8bdfb7e49464f9acc8f1ca6ac368a8ada2c6ba39d11
Markdown29aa4bba4e01259251f60ce091bf4dd51da6b135abc048bd531396aa6b33c583
PDF
Publication pagef961ec6013a35b357d39d208b4d6776a114ad987e3d223bcd35ab0c844332daf
Manifest5f69f73cb8bef5dab8550321b100560a57b23de333493730de892c1c55b6ffdd

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
Signature4/XIDEcGyJfRh6DDMXOD9RPLcUd5ecqXsW4WWYQcTlxOzWY/1Gt2Q0ryQwCARhXsR55droGAq5ISDonNBKoqBg==
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

2026-09-17T12:07:06.994375ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015070
observed f961ec6013a35b357d39d208b4d6776a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:06.975827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015070/manifest.json
observed 5f69f73cb8bef5dab8550321b100560a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:06.956713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015070/publication.md
observed 29aa4bba4e01259251f60ce091bf4dd5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:06.935526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015070/publication.txt
observed b77f2c3bcbcc74b1da69d8bdfb7e4946...
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.