OpenTechnical

OT-2026-000094979

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three stage ejector, pressure sensor per zone, 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-2026-000094979) never changes.

Identity and time

Publication numberOT-2026-000094979 · never reused
Internal UUID01a0ae9f-2df0-7fd9-8f2f-11fdb6c0d465 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094979
StatusPUBLIC

Content hashes

Canonical textce628dcbcbd13873a294b4aadca7b48901cb7da1e0db98793ae15d73a9ea7b23
Markdowne52d4ebb01b786aa2146d237bdd42792b4fa5367e4d8b999eb2c081cf10ea1ce
PDF
Publication pagef98f759408b6ee4e8cbcc337a0210d8f0da870cb59901e4d4c4cdb72be41204e
Manifestb69b81ec887e6bd5700a4511e8d39b25185570f012dbdbef0118404796c22853

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
SignatureSauO89ZZ9gRifpNXY9ywSGXXCQakuBShZCxvub3y62kP8XhYQNE8nOJfnWRs85kDNPDmtbuB9bQElOWG2KBbAA==
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

2026-09-17T09:37:31.684696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094979
observed f98f759408b6ee4e8cbcc337a0210d8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:31.667114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094979/manifest.json
observed b69b81ec887e6bd5700a4511e8d39b25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:31.647928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094979/publication.md
observed e52d4ebb01b786aa2146d237bdd42792...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:31.625827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094979/publication.txt
observed ce628dcbcbd13873a294b4aadca7b489...
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.