OpenTechnical

OT-2026-000038038

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two stage ejector, manifold pressure sensor, pulsed blow-off after set-down

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-2026-000038038) never changes.

Identity and time

Publication numberOT-2026-000038038 · never reused
Internal UUID01a0ae77-f88b-7a34-8679-0d78058253cc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038038
StatusPUBLIC

Content hashes

Canonical text7c0e24ded5b5934c0ee8450152bb9107af4476fd95b52ba021e2f93a66cd46c3
Markdown6c84d821a62bf8fc18ecd17cb73a5e9de68c3066d8b13d5c21d077a5c881c48b
PDF
Publication page7739f9c5e4775065aaa7b70120d5745cf0291777086c7b6d1eaab7c30db991aa
Manifest2c8bb691a78c5b25275435d30b7765d0f4df43ce38cc86895cdb0af5f7a2e2e3

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
SignatureaCry+wu3aduWfBsFGfQ+1j2NPZ8mNkt0qp2LwgpDfEFq+OV77+nFYl+jr3DE83pAJ7EN5SWl60rLjOvA37DsAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:23:21.077412ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038038
observed 7739f9c5e4775065aaa7b70120d5745c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:21.060481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038038/manifest.json
observed 2c8bb691a78c5b25275435d30b7765d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:21.041208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038038/publication.md
observed 6c84d821a62bf8fc18ecd17cb73a5e9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:21.023927ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038038/publication.txt
observed 7c0e24ded5b5934c0ee8450152bb9107...
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.