OpenTechnical

OT-2026-000069324

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single 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-2026-000069324) never changes.

Identity and time

Publication numberOT-2026-000069324 · never reused
Internal UUID01a0ae90-b529-759e-a47d-4bd23ec2cc2e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069324
StatusPUBLIC

Content hashes

Canonical textbec9d5273f2f6ac03225b8ba9f14c91823dff65eb4a09c54a8b1c8c38c057db2
Markdowneb635141532643a3a478e53e852fedede6b866af898a6f77c063045c73f9e512
PDF
Publication pagedaa30779e7da8152f527bf97cb4931aff567ec2e5278f4837637987b9c01c820
Manifest7568fd1a3fdaac09cfa5f11ef8201174b906a9db8f2167d4e15a8740f4d062ee

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
Signature3dMWirUiwBPSbRwYsyjpoHaJ8IcLwmXHx7JoexXjdQLJBQVRApBkXXZg4Sa0RvmesoPn639yhhf89awLntKJBQ==
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

2026-09-17T10:30:05.732942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069324
observed daa30779e7da8152f527bf97cb4931af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:05.714950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069324/manifest.json
observed 7568fd1a3fdaac09cfa5f11ef8201174...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:05.696965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069324/publication.md
observed eb635141532643a3a478e53e852feded...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:05.678089ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069324/publication.txt
observed bec9d5273f2f6ac03225b8ba9f14c918...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:54.066465ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069324
observed daa30779e7da8152f527bf97cb4931af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:54.048105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069324/manifest.json
observed 7568fd1a3fdaac09cfa5f11ef8201174...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:54.029136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069324/publication.md
observed eb635141532643a3a478e53e852feded...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:54.010510ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069324/publication.txt
observed bec9d5273f2f6ac03225b8ba9f14c918...
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.