OpenTechnical

OT-2026-000062468

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained 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-2026-000062468) never changes.

Identity and time

Publication numberOT-2026-000062468 · never reused
Internal UUID01a0ae8c-0ac0-70ce-a15c-207a6b4ddec1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062468
StatusPUBLIC

Content hashes

Canonical textb53b7d97da8b3c437f3c3da33eac87341d5c7ce04806dc2e0a95eb91383c2a22
Markdown63b6263e80d2cc5ef211926ddfaeb0f5ea1af0ddf1daeaeec293773e66e09952
PDF
Publication page01bb57183bb3bdec9d40f40bd1a2846bacd0d818f53d5efa72de8af7ef7b9113
Manifestbe9d3718ab3e2fdbff1b973379ffe52050295b624223e49a422f15b51adf5507

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
SignatureRc82HPBsZe6GmrFc0FqwCsoCbZSYPFVAXRBAKU33AVYHhJgj2e1zbLhqwEqEMEhe/JvH0vfwCdqJxmu0sZVjCA==
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

2026-09-17T10:39:49.170732ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062468
observed 01bb57183bb3bdec9d40f40bd1a2846b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:49.149552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062468/manifest.json
observed be9d3718ab3e2fdbff1b973379ffe520...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:49.130162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062468/publication.md
observed 63b6263e80d2cc5ef211926ddfaeb0f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:49.110455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062468/publication.txt
observed b53b7d97da8b3c437f3c3da33eac8734...
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.