OpenTechnical

OT-2026-000085129

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, pump 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-2026-000085129) never changes.

Identity and time

Publication numberOT-2026-000085129 · never reused
Internal UUID01a0ae99-43b9-7e7c-af99-ba1ee554f1dd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085129
StatusPUBLIC

Content hashes

Canonical texte0645d8f68993176210512345a1ec2db38c131d9ff97f2b441f4df2491b9c14e
Markdowna416083083cbf827bfcf4066513ab6b493667c395fe5c6aee5a28513f741d5dc
PDF
Publication page1324d849765d26c034040d77207900ec0779ee8a2cb09c50cf343b8d5dad8bcf
Manifest4e8c2ba6c702ad7cc90856c95135754a3744951878c5f16020eedc3b0d7f69f9

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
SignatureM0qHv2j+6O82AVmy1jylXLK+wzVN/n0xAOeo2yKq9BpuEkPPmz5EmX6TNDgbnkm67NImj2Lhc2mKGrbIw9iNAQ==
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

2026-09-17T09:55:12.264756ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085129
observed 1324d849765d26c034040d77207900ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:12.246832ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085129/manifest.json
observed 4e8c2ba6c702ad7cc90856c95135754a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:12.228320ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085129/publication.md
observed a416083083cbf827bfcf4066513ab6b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:12.210999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085129/publication.txt
observed e0645d8f68993176210512345a1ec2db...
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.