OpenTechnical

OT-2026-000061451

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000061451) never changes.

Identity and time

Publication numberOT-2026-000061451 · never reused
Internal UUID01a0ae8b-7b43-7beb-94f2-5609418ee2ea · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:11.808334Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061451
StatusPUBLIC

Content hashes

Canonical textc7afefb1b70fdbcb0ba93df76c13c73f2eeff489a2327229b883f38cf9a4f3c9
Markdown21c5ac593acf3d1f9ebe5a8896a29028036198eb9fdf8e9a5b962ba778e16186
PDF
Publication pagea05db96079a1add75ae34eaee0b2605bbabb13bb57e1c91c28e0f2451a353ba5
Manifest9f329cacf5196bfb35e9c1277ed27ef9bfb855ef97be41945f80ce1c58f933c5

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
SignatureMwA/VBjqNzQqA9eN42zX088WH5tTfbz9/XCW9Fuw2IikIwaat4g/vsprGTAD27zQ6FyKaW///yOQBP3/NBCmAw==
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...

Independent retrieval

2026-09-17T10:41:19.971121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061451
observed a05db96079a1add75ae34eaee0b2605b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:19.954361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061451/manifest.json
observed 9f329cacf5196bfb35e9c1277ed27ef9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:19.936625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061451/publication.md
observed 21c5ac593acf3d1f9ebe5a8896a29028...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:19.917830ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061451/publication.txt
observed c7afefb1b70fdbcb0ba93df76c13c73f...
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.