OpenTechnical

OT-2026-000101938

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, two stage ejector, pulsed blow-off after 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-2026-000101938) never changes.

Identity and time

Publication numberOT-2026-000101938 · never reused
Internal UUID01a0aea4-50f1-7921-8393-1c4f77fcfdcb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101938
StatusPUBLIC

Content hashes

Canonical textfd3bf8adb426f0c0f898449ba351c071f8391311492c8ddfc9c6009f2b0bbcee
Markdown0b2c221cf280bbd779aaf70de504ea7ac1b23e44704b57369ced14cb6ba1bdd0
PDF
Publication page380836678a347755275baea003219b523b2403dbb3ede77f70d2cbb91a446a41
Manifesta837bef27d1767e40794c2b6cb2fad765a5d061f7c6929ddc7813dc1ebee4064

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
SignaturetgumiY4zua09ahyAcGWhx9vksaZh3sTL8VRc6zLofoLi+TQmC1gJ3hTWMBcfmRozdLJRGYezleAeRR1jt0y5Aw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:25:03.225541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101938
observed 380836678a347755275baea003219b52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:03.208001ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101938/manifest.json
observed a837bef27d1767e40794c2b6cb2fad76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:03.190041ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101938/publication.md
observed 0b2c221cf280bbd779aaf70de504ea7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:03.170613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101938/publication.txt
observed fd3bf8adb426f0c0f898449ba351c071...
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.