OpenTechnical

OT-2026-000016627

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, single stage ejector, pulsed blow-off before 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-2026-000016627) never changes.

Identity and time

Publication numberOT-2026-000016627 · never reused
Internal UUID01a0ae6e-5918-7ddb-999c-e8d33035b748 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016627
StatusPUBLIC

Content hashes

Canonical text674033eb756598da7171f47e10bd44f4110defa0392e774347e6a0e6e312860d
Markdown36cb175548986500f3a7bd265b2f6b4800b3e1df89f79490cf967218923467fc
PDF
Publication pagea6e941c2ad2c2a716e752ed94d2a4b334e9aabf9762b42967a2b46b426cf85d0
Manifestd832b0decc879fd406c075456f386dc9379fd4dd2d2bed53a082b3cbc38ce08e

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
Signature6UMUzF3yxuudUfLJWpI7gqO5UABNTMMHdM0LlN4DTrH9upMJgeFyGn9+3WgKB/Xmqv3SiMU9N/QQ8dJei9l1Aw==
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

2026-09-17T12:02:49.024513ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016627
observed a6e941c2ad2c2a716e752ed94d2a4b33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:49.004757ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016627/manifest.json
observed d832b0decc879fd406c075456f386dc9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:48.987338ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016627/publication.md
observed 36cb175548986500f3a7bd265b2f6b48...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:48.966289ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016627/publication.txt
observed 674033eb756598da7171f47e10bd44f4...
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.