OpenTechnical

OT-2026-000060867

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000060867) never changes.

Identity and time

Publication numberOT-2026-000060867 · never reused
Internal UUID01a0ae8a-b7d2-7874-8bc0-8d724a3b395b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060867
StatusPUBLIC

Content hashes

Canonical texta588843dc9e306d560e9ef1592c2b9f3cefaa57439efaf8c021cb9a69b6ce84e
Markdown9522f9f1dc7ccebf51defbe12160e69479288729a1f1be2bdffe69a62f080a93
PDF
Publication page6c5023be4dfc958de544a62a054d99e02e0816226c06715b5452a9e1aa58ffd7
Manifestbb7207d98be3682821e1dc5eb7fa364907f25f0944aef31143d2a5bd91cf670f

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
SignatureitzYNCpEvkHgPAP/wJyCkdsO0SOvV3lLe+2FkIQ428chN/BGrewlY84HV1ik/02zgrQXSbn9T33YLQbVNVNDDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:43:37.635320ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060867
observed 6c5023be4dfc958de544a62a054d99e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:37.619080ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060867/manifest.json
observed bb7207d98be3682821e1dc5eb7fa3649...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:37.602561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060867/publication.md
observed 9522f9f1dc7ccebf51defbe12160e694...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:37.586922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060867/publication.txt
observed a588843dc9e306d560e9ef1592c2b9f3...
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.