OpenTechnical

OT-2026-000018266

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000018266) never changes.

Identity and time

Publication numberOT-2026-000018266 · never reused
Internal UUID01a0ae6e-b488-7c33-9abd-7c1f387486cb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:45.971508Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018266
StatusPUBLIC

Content hashes

Canonical text800c9827d157d46da8099735c48e2722005a061aa27b74f24659a54bef86e082
Markdown7811e9560647d78a11d820d92e7c6fc5650a0c8de3dfc9fb16ae625334cd745c
PDF
Publication pageeacca63be6eae4bf9a8f917fabf5eacb3ec5c7e434115703275ddb23d78a0e11
Manifest5de7b1c23b778fc85facbdd8594a59a2c2f6fd7aa8c22a2242d557975ce424e8

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
SignatureYrObcVhWwSQOat51gGQ99SiPKvw4XozqU1cfnaNuvvW99AU7ugWHJNicZOj7U4sP2t/H+zXr4R5+ZjBNQhaNBw==
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

2026-09-17T12:00:06.459103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018266
observed eacca63be6eae4bf9a8f917fabf5eacb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:06.438127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018266/manifest.json
observed 5de7b1c23b778fc85facbdd8594a59a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:06.415315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018266/publication.md
observed 7811e9560647d78a11d820d92e7c6fc5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:06.396588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018266/publication.txt
observed 800c9827d157d46da8099735c48e2722...
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.