OpenTechnical

OT-2026-000064108

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000064108) never changes.

Identity and time

Publication numberOT-2026-000064108 · never reused
Internal UUID01a0ae8d-a45f-77d6-89e6-563580771d18 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064108
StatusPUBLIC

Content hashes

Canonical text56b41b721c20b59a513d047f669d90f56eb6245b9a6c71be107d25310e9d2e07
Markdownd0eeaf65b8bd4206e8c50ca2b84b1603c15befaa2ef5cf4f6ca331cdc19c104f
PDF
Publication pagec2a29a60569e912b0d9703e97c8ad537a36950faba6dc25155f42073fb2aa8d1
Manifest3856996fc4809654501e31d9609b935aeb2aab31a1a4e4094167f7d3c13270a5

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
SignatureW8778LFodghOngLmTK5bENKFXlFPElHSEnPeCFrG/Z9aW+qZRj8YOpdLxEsVODk9mMUKM/YCE3u/LyhvjQOZDg==
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

2026-09-17T10:36:06.051564ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064108
observed c2a29a60569e912b0d9703e97c8ad537...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:06.035358ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064108/manifest.json
observed 3856996fc4809654501e31d9609b935a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:06.016790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064108/publication.md
observed d0eeaf65b8bd4206e8c50ca2b84b1603...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:05.999860ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064108/publication.txt
observed 56b41b721c20b59a513d047f669d90f5...
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.