OpenTechnical

OT-2026-000038988

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, sustained 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-2026-000038988) never changes.

Identity and time

Publication numberOT-2026-000038988 · never reused
Internal UUID01a0ae78-76a0-7ecb-99e2-d9e4f29fcf3d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038988
StatusPUBLIC

Content hashes

Canonical text4593c17a3f256a5630dd92b1e8576d2d176ada01df52a503eb87a075c7830b01
Markdown67ac19565e7a4fed7d51bdae5540e3fe41b2bb186bbe1a1d1a5a6ec300af3a7f
PDF
Publication page06b968ae217cf1d0a4460b8b253541820cfb0aa9e8a9910c58707ffdca7ea6d4
Manifesta6579cfb079173e7e330db6d0d78a87f2f6848cf8a25a82f21126452bdc07be4

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
SignatureCOECwWRjDO61Vhp1k5+J07V+5fggR3QsfVER118zSb2zIgELn4K9Y/nGQREfXnSC7hlZKdt8XZMAKv17VZk7Aw==
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

2026-09-17T11:22:16.376789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038988
observed 06b968ae217cf1d0a4460b8b25354182...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:16.360593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038988/manifest.json
observed a6579cfb079173e7e330db6d0d78a87f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:16.343182ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038988/publication.md
observed 67ac19565e7a4fed7d51bdae5540e3fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:16.326878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038988/publication.txt
observed 4593c17a3f256a5630dd92b1e8576d2d...
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.