OpenTechnical

OT-2026-000046819

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, three stage ejector, pressure sensor per zone, pulsed blow-off before 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-2026-000046819) never changes.

Identity and time

Publication numberOT-2026-000046819 · never reused
Internal UUID01a0ae7e-d0f4-77f2-af5a-6be721b92941 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046819
StatusPUBLIC

Content hashes

Canonical text3d92582ab85bead97a2c596b2bb0c9e51b9d8251027b0be3589a3e5d6fdcbcf0
Markdownfb1325887d2029564db2d9fe48d150a9837fe5ff3105020a4160e84b1b0f615a
PDF
Publication pagefaa087a6c0b73482870f259c30f8d6a459fd312af917b58a07e20f3b11061a68
Manifestdae59ad62e31678ac5c7f20ac495442466c1f177ed19ea41bff88bb33bfb5f22

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
SignaturepcHR4uZdvd9hxYdmrMV6zFw607j+BMWi/G5HKje53uLPLV7GybQ22kh53WHsuxi8FI0qznZfIxUDTou/HIqFCA==
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

2026-09-17T11:06:54.660884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046819
observed faa087a6c0b73482870f259c30f8d6a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:54.643055ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046819/manifest.json
observed dae59ad62e31678ac5c7f20ac4954424...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:54.625650ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046819/publication.md
observed fb1325887d2029564db2d9fe48d150a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:54.608855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046819/publication.txt
observed 3d92582ab85bead97a2c596b2bb0c9e5...
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.