OpenTechnical

OT-2026-000080275

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, plant vacuum fed, sustained 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-2026-000080275) never changes.

Identity and time

Publication numberOT-2026-000080275 · never reused
Internal UUID01a0ae96-7e77-7d97-b2c5-638c7830b7cf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080275
StatusPUBLIC

Content hashes

Canonical textdaa664e6b75df75bc567ab57aac3b0c4bd9ab4e357c65627728a148074d624c4
Markdown8ab863c136d0d24333037e7a643f92cb617f783262ef9ab08306226d77b6c381
PDF
Publication pageba5697524d289a8bb5105df9e9b85452c8dc816af077f5bdf581f8ead9926cf4
Manifestd8aa157a32d17c358fef9a4dec7a1dd7c5b6036fa8bfefeda6e545c93eab0821

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
Signatureaxso19BzyVZvvnCGqK3GqjjELnQINIZq+4qqW8hk4Yb8DQ7D23jKTah/iup5eLCnWUicVNxk60xi3WvswjRIBg==
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

2026-09-17T10:02:33.916202ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080275
observed ba5697524d289a8bb5105df9e9b85452...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:33.897679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080275/manifest.json
observed d8aa157a32d17c358fef9a4dec7a1dd7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:33.878487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080275/publication.md
observed 8ab863c136d0d24333037e7a643f92cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:33.860816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080275/publication.txt
observed daa664e6b75df75bc567ab57aac3b0c4...
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.