OpenTechnical

OT-2026-000079486

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, vented 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-2026-000079486) never changes.

Identity and time

Publication numberOT-2026-000079486 · never reused
Internal UUID01a0ae96-0b91-768c-baf0-6a5f589db260 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079486
StatusPUBLIC

Content hashes

Canonical textac3ca1bf398b6bd3261212d1bfdd904b892657cc5ddb9c3ab3a255795e0fe63f
Markdownd31ae9816a4e1d2fad893365788e39d536b8c17442469cdb06dac85cf1a8ac6a
PDF
Publication page46b3ca411d8b25d50f49b76f8ab177e10536e178d42fabe2a8bc4354913319a7
Manifestf1cfab549dbc860a95791815a585ee0cbe84aca2b057e302aeb9d0e7b1d02ff4

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
SignatureUHKDM7y8hJRcofstczkSWGqpWRli0rWbTLrugvnen6tuuwqjHxABjzxxHRSrP7x+in1yaBdHj43JBJptydCICw==
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

2026-09-17T10:05:06.580700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079486
observed 46b3ca411d8b25d50f49b76f8ab177e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:06.562489ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079486/manifest.json
observed f1cfab549dbc860a95791815a585ee0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:06.543952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079486/publication.md
observed d31ae9816a4e1d2fad893365788e39d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:06.525590ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079486/publication.txt
observed ac3ca1bf398b6bd3261212d1bfdd904b...
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.