OpenTechnical

OT-2026-000082219

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, two 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-2026-000082219) never changes.

Identity and time

Publication numberOT-2026-000082219 · never reused
Internal UUID01a0ae97-4d94-7227-9314-0d53e353fcd7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082219
StatusPUBLIC

Content hashes

Canonical text095359e1bc3e537b85329554e7cc106d113fcb593b8aa127740560e6bce5c537
Markdown2f7ab64e706426d0b5c58d26792d3e777c8df642bbdddf0f20131a2fd5088a56
PDF
Publication page8aa6fec2163461f8daa42c01d70656642654a30d2d621b545c0d6cd2d1819f0c
Manifestacae0b69e327e8c171958280fae7c14d36fc2d8871e165c5cd795e21f3190e9d

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
SignatureUgq7ovz42zyZwfooiXuVVfe9GORZ8Xv2sWisiFeqbcU3JGdfjmBGBrrWXFkHV+5GKWu43hfUPlfbfdyloXlBCQ==
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

2026-09-17T09:59:03.532070ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082219
observed 8aa6fec2163461f8daa42c01d7065664...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:03.514790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082219/manifest.json
observed acae0b69e327e8c171958280fae7c14d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:03.495621ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082219/publication.md
observed 2f7ab64e706426d0b5c58d26792d3e77...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:03.477032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082219/publication.txt
observed 095359e1bc3e537b85329554e7cc106d...
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.