OpenTechnical

OT-2026-000031316

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, sustained blow-off before set-down

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-2026-000031316) never changes.

Identity and time

Publication numberOT-2026-000031316 · never reused
Internal UUID01a0ae74-87ac-7a07-aa00-fa5028e4290d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:07.653052Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000031316
StatusPUBLIC

Content hashes

Canonical text7dfe6aa65f9005bb9c9073db180cefc7add5e1e6521a7d7babee885483011c28
Markdownead1da63e8a255fe682f59d3e2af50ae53d68c4925b059dfa3fb34c838575b4e
PDF
Publication pagea5fde5fff4f7311c910ef89f8387be4a7b845d5e6d1227ba070b5eeb209f4bf7
Manifestc6bf5dfda5122cfa0033622208213d9f80bcf94abf0f21d34a9f3730657e8973

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
Signaturesre1NWM9M5KyJp4ReKgIVgJr4zT4+67TVxRmmxYuvcfGZyt1FAoUbPMuJtr9if9YxeVFcmvx7oUqOBumdptXBQ==
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

2026-09-17T11:36:00.298562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031316
observed a5fde5fff4f7311c910ef89f8387be4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:00.282407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031316/manifest.json
observed c6bf5dfda5122cfa0033622208213d9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:00.264677ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031316/publication.md
observed ead1da63e8a255fe682f59d3e2af50ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:00.245802ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031316/publication.txt
observed 7dfe6aa65f9005bb9c9073db180cefc7...
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.