OpenTechnical

OT-2026-000051635

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, pump fed, pressure sensor per zone, pulsed 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-2026-000051635) never changes.

Identity and time

Publication numberOT-2026-000051635 · never reused
Internal UUID01a0ae83-7c82-74a3-8745-7976709da40b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051635
StatusPUBLIC

Content hashes

Canonical text9b37068fe0e80fbfd5ddd2ad247934b028f6268cbe9c56c412b8190990caa9f2
Markdownd08efffca8bc37169a215f25f55d055e5c4744ff6459e5e30ad1f590d33b5655
PDF
Publication pagebdf18f88b7bb33a14823cfb17d034cf8b6f9d4804a721d3156d6423fcd23c42a
Manifestefaf0dc4a187bd84b4379f4c7bd7bfaf3e861d682fc18c533dd0e1755bab1d7c

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
SignatureRzaTCAmw4OyY5loq1771rN+T6OMHGjdgzpeTBj+10btzgoLpKMJX8p2IT7Rn9BjBqdGrltP1fxq0ZdkAZOQiDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:58:29.685471ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051635
observed bdf18f88b7bb33a14823cfb17d034cf8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:29.663905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051635/manifest.json
observed efaf0dc4a187bd84b4379f4c7bd7bfaf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:29.645682ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051635/publication.md
observed d08efffca8bc37169a215f25f55d055e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:29.627929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051635/publication.txt
observed 9b37068fe0e80fbfd5ddd2ad247934b0...
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.