OpenTechnical

OT-2026-000085468

Publication integrity record

Four cup vacuum gripper, four zone face, six 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-2026-000085468) never changes.

Identity and time

Publication numberOT-2026-000085468 · never reused
Internal UUID01a0ae99-aaab-7081-9532-b75c8a213ec2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085468
StatusPUBLIC

Content hashes

Canonical text4fa0982ec50860ea4e73cf87b08d93c59c5de6ba50c8dc0d16b318f8c3e41ca0
Markdown707b883cb25f3974add99b2ec369e642d7a8ebed6e1bdb90c0f3df505bdda1a0
PDF
Publication page339ee1fddda337fe946922511795e451da309b172b92426429ffa796de19b4a4
Manifest4c907a7450aa84b9b580fad0f202bf2561f65208461911b42384ef59b715f431

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
Signatureui6ZZyJEbLtALD9AR49mh3fSMsWPVnzjY4Cpk+1096wkbvMZEcS1cQayx91Emyx2Y6ioj6fj273QLD/SiFEYDw==
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

2026-09-17T09:54:15.714549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085468
observed 339ee1fddda337fe946922511795e451...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:15.695075ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085468/manifest.json
observed 4c907a7450aa84b9b580fad0f202bf25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:15.675526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085468/publication.md
observed 707b883cb25f3974add99b2ec369e642...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:15.656432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085468/publication.txt
observed 4fa0982ec50860ea4e73cf87b08d93c5...
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.