OpenTechnical

OT-2026-000041707

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-2026-000041707) never changes.

Identity and time

Publication numberOT-2026-000041707 · never reused
Internal UUID01a0ae79-e8a1-768c-8c9f-17216526b24d · 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-2026-000041707
StatusPUBLIC

Content hashes

Canonical textba20462632e137a463a8e3283b75c18268e9869429da5302b4b0aa1bc661f35e
Markdown4963b0168c63cc9ddb1388072f0d965b1d93a7a8a0bc65f5e421cc88ba1d5cbb
PDF
Publication pageb9150d9791b2673b4ebf6442dfe0d4353ea3b156acc67f28623fdac1fa2eaf06
Manifest96066159bcb27b203654e3960d4d910a85ee1b2a0ca79e8b975a94b01768b462

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
SignaturemNKPhLQggjEFxoXpH0EgNBI1kvIsxYc9NcnJAzr2lnPX7/5PfT1u9KH38LW5tCGXR4KYcLlv+x4ZRksEF4CFBg==
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

2026-09-17T11:16:31.252347ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041707
observed b9150d9791b2673b4ebf6442dfe0d435...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:31.233311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041707/manifest.json
observed 96066159bcb27b203654e3960d4d910a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:31.217360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041707/publication.md
observed 4963b0168c63cc9ddb1388072f0d965b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:31.200867ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041707/publication.txt
observed ba20462632e137a463a8e3283b75c182...
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.