OpenTechnical

OT-2026-000015026

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, 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-2026-000015026) never changes.

Identity and time

Publication numberOT-2026-000015026 · never reused
Internal UUID01a0ae6d-d096-7b52-87ef-e5cf9029cff0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015026
StatusPUBLIC

Content hashes

Canonical text2211e5f44ca9b8513728b88c5130b7e39e4ad9b4e276f595d36289017cf65592
Markdown63f6c64bdd07133012dbe8c97085edbf03b63fdb773b9ecdcfb08dd2c8a158d2
PDF
Publication page5b2f10cd8256c7d2f3e1c5aae3071aea53637122487a38c0bfd7c26c65896ad0
Manifestb518b3bdf7c54ffb811659f6cf110dbfbba36bf3b492d1ad306963a7661a3dbc

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
Signaturem8tdRZQjFKkxr3UVmn4Ev/voYZhlXKgkHLFzYm+0atNFxEu3z5BcDHkgv/q8aCjaFtx1d/0ftynghP5lEk23CQ==
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

2026-09-17T12:07:00.130370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015026
observed 5b2f10cd8256c7d2f3e1c5aae3071aea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:00.110037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015026/manifest.json
observed b518b3bdf7c54ffb811659f6cf110dbf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:00.089750ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015026/publication.md
observed 63f6c64bdd07133012dbe8c97085edbf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:00.071478ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015026/publication.txt
observed 2211e5f44ca9b8513728b88c5130b7e3...
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.