OpenTechnical

OT-2026-000099262

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, manifold pressure sensor, sustained 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-2026-000099262) never changes.

Identity and time

Publication numberOT-2026-000099262 · never reused
Internal UUID01a0aea2-8289-73e7-9168-206037bf66fc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099262
StatusPUBLIC

Content hashes

Canonical textd7dd5e09c5d72466ea64ede6d8e03b2d04a0e06a2f6eda81ed914f1372d9997f
Markdown59f7ea5d2293001069b4729a6d26df61d2a4ef7aa42fdfecfffe76885db131f3
PDF
Publication pagee68cd525e7d4ba186caf012e38feb9e8f551db6803711c180f6fcf86b9e60422
Manifest3a192672da5926f7b5c9b904d2adc6b2bbbffc3e3442bc5706b48c295fb119e8

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
SignatureetUDLl9pp+Df4/PWn5uvZ6Wh6mHwCd5Nfm7s9VClUXK/DA67ptwNXI7Mr3bRhplRezwuHUuP7qG+R2P6gEFvCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:42.501699ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099262
observed e68cd525e7d4ba186caf012e38feb9e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:42.484982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099262/manifest.json
observed 3a192672da5926f7b5c9b904d2adc6b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:42.467033ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099262/publication.md
observed 59f7ea5d2293001069b4729a6d26df61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:42.448850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099262/publication.txt
observed d7dd5e09c5d72466ea64ede6d8e03b2d...
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.