OpenTechnical

OT-2026-000064130

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, vented after set-down, on a tool changer

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-2026-000064130) never changes.

Identity and time

Publication numberOT-2026-000064130 · never reused
Internal UUID01a0ae8d-a45f-7465-94d7-251fea535095 · 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-2026-000064130
StatusPUBLIC

Content hashes

Canonical textd881c1b027838d8615296f652370059a2276641e91e161c335e5a17fdafe4a7f
Markdown69c8a6bb34f7aa78c41230ab6720066820c1807d9b0cb0528d82d314be286574
PDF
Publication page4ef0499016bd128b045f70b97691c73dddf26e99c66439ce9b2324268c297d09
Manifest317db8f7ee6875bfe7115bbf8dce830b6fad78539aff0e98a687cd11163b80d4

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
Signature2i8s4LoQ2/bIixstqtLrjQKNQhJtFzNDyFbaGlGnDJUZiMiNPODqDCHY3eB1vvVhnURCs0vdIYb7FEH4M2zdCQ==
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

2026-09-17T10:36:07.782250ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064130
observed 4ef0499016bd128b045f70b97691c73d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:07.762936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064130/manifest.json
observed 317db8f7ee6875bfe7115bbf8dce830b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:07.745151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064130/publication.md
observed 69c8a6bb34f7aa78c41230ab67200668...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:07.724770ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064130/publication.txt
observed d881c1b027838d8615296f652370059a...
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.