OpenTechnical

OT-2026-000084119

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, single stage ejector, 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-2026-000084119) never changes.

Identity and time

Publication numberOT-2026-000084119 · never reused
Internal UUID01a0ae98-5b5f-780e-983d-ef643f912393 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084119
StatusPUBLIC

Content hashes

Canonical textd51f50be81238a738c4e9a7656286fd44d403cf5beac3b900cda5c94288e8a0f
Markdown15c1c86e0ee262cae45017a1929b55daff66dfc4f5f5d9a19d07f1785c88aa17
PDF
Publication page75988ee4aea795da7a2bcecf31e3948fba848226c5583b24bb67d354bfc1752b
Manifestd00e5e36013276d4c744a5a1650882ebb84b5b1adbd86abbafcee21812df960b

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
SignaturednSCN6oO4fEQvq1V9myN84wz/Z1AIJ7XPuGszKn4DGm1LOznTXBL/4lS3LYGhEFqCMLSWXXbEraTfOqW9eEDBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:55:52.701982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084119
observed 75988ee4aea795da7a2bcecf31e3948f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:52.685562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084119/manifest.json
observed d00e5e36013276d4c744a5a1650882eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:52.668022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084119/publication.md
observed 15c1c86e0ee262cae45017a1929b55da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:52.649926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084119/publication.txt
observed d51f50be81238a738c4e9a7656286fd4...
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.