OpenTechnical

OT-2026-000103510

Publication integrity record

Foam pad vacuum gripper, three zone face, two stage ejector, pulsed blow-off after 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-2026-000103510) never changes.

Identity and time

Publication numberOT-2026-000103510 · never reused
Internal UUID01a0aea4-e461-7255-a09a-a75b7886681b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:57.105586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103510
StatusPUBLIC

Content hashes

Canonical text6e466bb8fe5ddcf059e528dfad604ef9af188ed3b583d3d567e9ec879a5e6f86
Markdown700f314c0b1b30c5fbe11ec3c85847143e77ef41eecddf65bc1ba988c21fa597
PDF
Publication pagee19a8825d6e3a301327b528f59d218d8ea7c807e3933ebab25fe5767213257ea
Manifest225bb0a72e115d6c47a17fe2fbba0670df2fe64665345fc6f6713375aa139c17

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
SignaturebD43L+W1mAk3y4JxdeBDl7nZtWIdQNwHTG2moSasLIdQpNkqCXAT6X+Lmgns8TparxlOmtCrWbUbbzAgGsY7Cw==
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

2026-09-17T09:22:16.716946ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103510
observed e19a8825d6e3a301327b528f59d218d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:16.700407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103510/manifest.json
observed 225bb0a72e115d6c47a17fe2fbba0670...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:16.684299ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103510/publication.md
observed 700f314c0b1b30c5fbe11ec3c8584714...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:16.667956ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103510/publication.txt
observed 6e466bb8fe5ddcf059e528dfad604ef9...
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.