OpenTechnical

OT-2026-000089082

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000089082) never changes.

Identity and time

Publication numberOT-2026-000089082 · never reused
Internal UUID01a0ae9b-daff-7218-b42e-f14050daf3ce · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:04:04.880043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000089082
StatusPUBLIC

Content hashes

Canonical textccc37cd568e242f49f2146a4fc00096e560b064a287b38d94a8ad20b7676c5c1
Markdown921cbb72f9538cccf87dc339c980f932981d8280af9dc4a40634ac305e960314
PDF
Publication pagec5db4a8dbffe33131250250cb98d0897d94294fb946209ff789c64d6e03097cb
Manifestc7d484b46703765995deedc2fefab311c19b6ee5ac40c93ab32defa9e2905117

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
SignatureGooKe40sgRjGTbyPAg1RVH2KaSR3El5hNlA6lGsi3xATIR25hdxC7F9+vYxWcldKIelXdQx2f/Tl8Qt7EgUGBQ==
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

2026-09-17T09:46:59.158182ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089082
observed c5db4a8dbffe33131250250cb98d0897...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:46:59.141282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089082/manifest.json
observed c7d484b46703765995deedc2fefab311...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:46:59.124310ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089082/publication.md
observed 921cbb72f9538cccf87dc339c980f932...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:46:59.107181ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089082/publication.txt
observed ccc37cd568e242f49f2146a4fc00096e...
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.