OpenTechnical

OT-2026-000066072

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000066072) never changes.

Identity and time

Publication numberOT-2026-000066072 · never reused
Internal UUID01a0ae8e-8dc2-7713-b4e3-a7e16273bfc5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066072
StatusPUBLIC

Content hashes

Canonical textb16be496af2c236ff9cdc861c81336a057ca36c2ce8f0e80ac7faf424f6d1418
Markdowndf3b889bc92104dc29f10037d79a1baf00ac1c5f2b6a245783de14d5b7952480
PDF
Publication page7bf161aa09ec6175c0369b646737aa6fe34c161f5d91ca0de2f0065a3dcecac0
Manifest49c90360eb548bcb58a4814517c297f5a9cbd2b62ae9f742227365e4f98f2c69

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
Signature600zfIrd64R85FJiymxH4kgOLt2A0uOIubIfV6W8Az9bMcdhQkc1P0ST8oI/OZLzb5q9l0ZMERNmy8o0qT7NAg==
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

2026-09-17T08:50:43.505412ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066072
observed 7bf161aa09ec6175c0369b646737aa6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:43.483521ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066072/manifest.json
observed 49c90360eb548bcb58a4814517c297f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:43.367155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066072/publication.md
observed df3b889bc92104dc29f10037d79a1baf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:43.350194ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066072/publication.txt
observed b16be496af2c236ff9cdc861c81336a0...
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.