OpenTechnical

OT-2026-000041703

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, two 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-2026-000041703) never changes.

Identity and time

Publication numberOT-2026-000041703 · never reused
Internal UUID01a0ae79-e8a1-7456-a5e5-ccf61d527625 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041703
StatusPUBLIC

Content hashes

Canonical text78758c416f2c0544242f7966b25ed198805b5b307625c211e87f9584a4ad0424
Markdown47424e00e79cf1a21a1cf102c6e6aed72b38a13ee8935f8aea4110743620b8e9
PDF
Publication page7c953f3fb4e33103345234feb4b05a0c24d85ea13d631e9e33510296e381b74f
Manifest653ffa092b491c828072c0bcd9851d6423b88261fa9f04ae0baf12b459f81972

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
Signature17lfkzPcduxCK6LSZlP6HuoHA4Z9fI2WobsBLdLu7TUjefWwWzHIw3LtVHwN6eAhINdZ/zO4071aLL0D+SHhAg==
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

2026-09-17T11:16:30.979458ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041703
observed 7c953f3fb4e33103345234feb4b05a0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:30.961892ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041703/manifest.json
observed 653ffa092b491c828072c0bcd9851d64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:30.943860ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041703/publication.md
observed 47424e00e79cf1a21a1cf102c6e6aed7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:30.926935ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041703/publication.txt
observed 78758c416f2c0544242f7966b25ed198...
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.