OpenTechnical

OT-2026-000085153

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, single stage ejector, 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-2026-000085153) never changes.

Identity and time

Publication numberOT-2026-000085153 · never reused
Internal UUID01a0ae99-43b9-7c86-b026-c87bee825530 · 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-2026-000085153
StatusPUBLIC

Content hashes

Canonical text440997d2cee54f33ae8804b5ef691db1191d3bc697ba11215893db0079af5d17
Markdown9f3a39269c940f75ebd5e7be6b552d8a22506d37229e851f3d549b741219eadc
PDF
Publication pagec3a7b1835978869b71811d7ab7f7ac29398f3f0a63aa01c5042a7d3e602a173c
Manifest76964fb484132be054bd9121990088f43f0fcf834cdb84536008b8f70f5d90ad

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
SignatureWNRcSvTHrhicPGvedbwbI3P6Uj3pDnZj6sLZB9QBgUht1AlKxgo9sgpKkRR/1sfW6qQvl3/2AObyh+r4RTcQDA==
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

2026-09-17T09:55:10.589585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085153
observed c3a7b1835978869b71811d7ab7f7ac29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:10.570682ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085153/manifest.json
observed 76964fb484132be054bd9121990088f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:10.543464ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085153/publication.md
observed 9f3a39269c940f75ebd5e7be6b552d8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:10.512254ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085153/publication.txt
observed 440997d2cee54f33ae8804b5ef691db1...
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.