OpenTechnical

OT-2026-000087029

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, two 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-2026-000087029) never changes.

Identity and time

Publication numberOT-2026-000087029 · never reused
Internal UUID01a0ae9a-9f2d-7a07-a191-5638a8a86f25 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:44.027043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087029
StatusPUBLIC

Content hashes

Canonical textdf5a4203a9828459e18cb26cffbcdd45eab0a3e07febc205656392dcc71ca067
Markdownfcca4a3bdb530cf440b546757ce308e50b406bd82083e4340c323e9ff7f49d3b
PDF
Publication page6b21da07f9930f15b324a17ec4d149ae792d4fe6104af020112a05d6223198f8
Manifest52c0478dab0c67ff18f2796d120b236ed79abf60c1c96afa326bb61a403a014f

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
SignatureJJ6c676tkHtzH6x/JPmIoxphuWDKpV/NvIdyo3SmHwGqyRXr0LnFXUEkC17h9z8mAs8dSj8OK8bhmFKOy1ZkAw==
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

2026-09-17T09:51:16.342716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087029
observed 6b21da07f9930f15b324a17ec4d149ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:16.327993ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087029/manifest.json
observed 52c0478dab0c67ff18f2796d120b236e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:16.311978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087029/publication.md
observed fcca4a3bdb530cf440b546757ce308e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:16.293587ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087029/publication.txt
observed df5a4203a9828459e18cb26cffbcdd45...
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.