OpenTechnical

OT-2026-000102864

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, single 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-2026-000102864) never changes.

Identity and time

Publication numberOT-2026-000102864 · never reused
Internal UUID01a0aea4-be3c-77f2-87f2-d4ef0f4f4afe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102864
StatusPUBLIC

Content hashes

Canonical text6fd635a1781d05d3d1f2885650d70b291b46b38737c4ff20ac4c5e64bc4e2313
Markdown933a5317afe2ae21bc20e22b40f936fe7afca29ae00168cf12e97e3159eaac31
PDF
Publication pagecefcdcd2edefef60a0d1ea72f9cf7a7525af2911d54b2ba810606a28d2d66f35
Manifest6f0cfb9e56600b18fc21b102cf26f03535cde57cbcad4f28645af78b53d9e2cb

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
SignaturefxPuHywClNi70FH4D6f7gDi30LIAntTXCHCyJwM/xKon/THt8wNoVO2fPW5ks8yx83c+0S+YSktKdI6PZPAQBw==
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

2026-09-17T09:22:52.282085ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102864
observed cefcdcd2edefef60a0d1ea72f9cf7a75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:52.265838ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102864/manifest.json
observed 6f0cfb9e56600b18fc21b102cf26f035...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:52.249738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102864/publication.md
observed 933a5317afe2ae21bc20e22b40f936fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:52.233998ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102864/publication.txt
observed 6fd635a1781d05d3d1f2885650d70b29...
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.