OpenTechnical

OT-2026-000065839

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, single stage ejector, pressure sensor per zone, 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-2026-000065839) never changes.

Identity and time

Publication numberOT-2026-000065839 · never reused
Internal UUID01a0ae8e-46fb-788e-bef3-b808d16d39e8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065839
StatusPUBLIC

Content hashes

Canonical text833af5ed22d4f8a79b8cd857ddd87e3ed5bed54b25e3f9590576a883bbc9d484
Markdown86428879c3e4e9763f2186c102808a54a1705c06977a172d6767db4f252aa84d
PDF
Publication paged2696356d9b97b851c1f9b0b89216a0603295e05e1ee40bf6ad08a55f50aa167
Manifest16a8b6d55bbb78cf78c897415a41b7dec583af4dea9049b615125e1402fb1f8b

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
SignaturefRrivFCTw19HIY/oo1VwFYPnPeQHCfrYXU0HF3qe56IZIpr0GU/vH59V+K+/97j2VqkU00AF1I8QRoHD/27mAg==
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

2026-09-17T10:34:17.533908ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065839
observed d2696356d9b97b851c1f9b0b89216a06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:17.513687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065839/manifest.json
observed 16a8b6d55bbb78cf78c897415a41b7de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:17.497092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065839/publication.md
observed 86428879c3e4e9763f2186c102808a54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:17.479065ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065839/publication.txt
observed 833af5ed22d4f8a79b8cd857ddd87e3e...
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.