OpenTechnical

OT-2026-000076459

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, single stage ejector, 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-2026-000076459) never changes.

Identity and time

Publication numberOT-2026-000076459 · never reused
Internal UUID01a0ae94-6a71-7cfb-9987-28a41888e7e4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076459
StatusPUBLIC

Content hashes

Canonical text1cf7974fc2ba138950baf96ae76bdf21160fb52c91526dcab61aa2194cc60a63
Markdown011877e026a646739fe7c4dd716808a7b0499234731647ccad93cd6c06b9f71c
PDF
Publication pageb3a0e2370986aa45296967c7373d104aa451958c5a58a6c90d21e1286c1d081b
Manifestd4e51e563798e68cdef89155d1b0b685386a1c30175eac1886fb5e1b3af353c5

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
SignatureWy2OFeiiRAaNfGGWrOMAtpnFOfUp6KWOdYMDljhij5Folu3+w+za2l2LhMSgEVKfftlk6T69DZKdGMpHjgQiAg==
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

2026-09-17T10:12:36.986862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076459
observed b3a0e2370986aa45296967c7373d104a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:36.966531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076459/manifest.json
observed d4e51e563798e68cdef89155d1b0b685...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:36.947613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076459/publication.md
observed 011877e026a646739fe7c4dd716808a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:36.805690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076459/publication.txt
observed 1cf7974fc2ba138950baf96ae76bdf21...
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.