OpenTechnical

OT-2026-000084649

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, 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-2026-000084649) never changes.

Identity and time

Publication numberOT-2026-000084649 · never reused
Internal UUID01a0ae98-e25c-726f-afa4-f6f67659e7f0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:50.163111Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084649
StatusPUBLIC

Content hashes

Canonical textb6db8a22d0b1c74c84d52530c6f02c501772b386d09ff9f24a86e40d55c879ea
Markdown102522d6927bc1aec14baebe3b31eff38f38f594f865afa64295242a09fd3b17
PDF
Publication page8cdfd02bbb19af0b4f56a0b2614a7cca8bb93102e74d07d989da61c6f9f536b8
Manifest4bea094100ed0902d3004e2f646f9af94accfb8d732a8f9de03be2b03519eaf6

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
SignaturezreLIDJHsKNz1a01PRpU+KOyeMjHAXtFnvLUiKfHCd9GoKsdzy753oHn/3me9AGruAnNZek43jOm4gATYS31AA==
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

2026-09-17T09:55:34.150006ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084649
observed 8cdfd02bbb19af0b4f56a0b2614a7cca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:34.132117ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084649/manifest.json
observed 4bea094100ed0902d3004e2f646f9af9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:34.115326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084649/publication.md
observed 102522d6927bc1aec14baebe3b31eff3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:34.098213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084649/publication.txt
observed b6db8a22d0b1c74c84d52530c6f02c50...
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.