OpenTechnical

OT-2026-000065383

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, pump fed, pressure sensor per zone, 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-2026-000065383) never changes.

Identity and time

Publication numberOT-2026-000065383 · never reused
Internal UUID01a0ae8e-46f8-7591-84cd-af3cdffd3a59 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065383
StatusPUBLIC

Content hashes

Canonical text63c0a1291e598f9f4a1f1b5149a538ccede7b94e49039ff142074d66b3ec510e
Markdown4de3f436331054e22def79b169ec27477ba32d07a806fc2bb965e566bbe7457a
PDF
Publication page6cee3f6991a2480ddbae86ea0e5be57ec043a275ab3d401e96c5345113cafb4a
Manifestf6d6125c9796cf752b9d1599c6206cfff60a7f7a2c1f4d3fed09eafa990332c5

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
SignatureaWf5EPITtK+Sq1uwTeLAsPjHYbyrXml9YDgfb4K8YFKAhpv95uYSyORTuZbms/dH+FZTk2XY15qrqtorQRj4AQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:33:38.342017ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065383
observed 6cee3f6991a2480ddbae86ea0e5be57e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:38.324923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065383/manifest.json
observed f6d6125c9796cf752b9d1599c6206cff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:38.307487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065383/publication.md
observed 4de3f436331054e22def79b169ec2747...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:38.288259ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065383/publication.txt
observed 63c0a1291e598f9f4a1f1b5149a538cc...
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.