OpenTechnical

OT-2026-000050546

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold 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-2026-000050546) never changes.

Identity and time

Publication numberOT-2026-000050546 · never reused
Internal UUID01a0ae82-5c49-72f3-87e5-b2fa997eb0ad · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:14.042293Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050546
StatusPUBLIC

Content hashes

Canonical text2a84ddafa96f3bd287be0d02485a1e9b0b0bdcac1bdf01b9a51768c1e1248804
Markdowne57c69bf6e8a4492166889cceb578d8ad4738aec767467f9bfc701943a4b305e
PDF
Publication page160f9b9f0917639465b1cb144fbe4b7dadb5b89dbedc6c5ed2533a3d65bd5d75
Manifestaf8dd40e404e3cbcabb26bb7cf0e0b334d802541988cb432affc6ea5df935f35

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
Signaturegnp+qqCLdqESTdWgK9lLLwxSmBBhrRlRfAallhz3LamPHStmsEiAUaNj3RsnwuTGKrnr1a5Sr+9D0WSnRfArCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:01:38.608097ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050546
observed 160f9b9f0917639465b1cb144fbe4b7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:38.592234ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050546/manifest.json
observed af8dd40e404e3cbcabb26bb7cf0e0b33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:38.575987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050546/publication.md
observed e57c69bf6e8a4492166889cceb578d8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:38.559793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050546/publication.txt
observed 2a84ddafa96f3bd287be0d02485a1e9b...
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.