OpenTechnical

OT-2026-000034117

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, pulsed blow-off after 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-2026-000034117) never changes.

Identity and time

Publication numberOT-2026-000034117 · never reused
Internal UUID01a0ae75-df0c-736c-98cd-8de0a5727be0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034117
StatusPUBLIC

Content hashes

Canonical textf01b8e668f72624980d3217b96d812319fe996aa6a4f21f5dfc933c3ba450f02
Markdown9700e84b0ae37f0ec6de9b2f3c236a59493f3c13e9f267c9d690a4809226c6a5
PDF
Publication page055f06d38863e37a603c53640669fbd541ddcb613369c11cc8533199a9a0f848
Manifesteb61b1925645e2019c2983c43fff3d52a617e4c04e14ed259c051a31e00e42a0

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
SignatureEIs1EmzediOPDWQ7oGlDYE8LDdBHVQN+DJizKJb2oCroOtl2OVYJWqV+zUtrn54P8KMBwA4WNKZiY7LoQ92eCQ==
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

2026-09-17T11:30:30.312918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034117
observed 055f06d38863e37a603c53640669fbd5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:30.293377ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034117/manifest.json
observed eb61b1925645e2019c2983c43fff3d52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:30.271463ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034117/publication.md
observed 9700e84b0ae37f0ec6de9b2f3c236a59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:30.252456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034117/publication.txt
observed f01b8e668f72624980d3217b96d81231...
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.