OpenTechnical

OT-2026-000088778

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000088778) never changes.

Identity and time

Publication numberOT-2026-000088778 · never reused
Internal UUID01a0ae9b-8f10-7cf2-8546-7e3977a11b3b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088778
StatusPUBLIC

Content hashes

Canonical text9576eb387977aaccd90d6d3028e8da79dd9beaaa7c44183d1144b85be484ede9
Markdown7c6b896dc97498fa5ee10f3a88e666e9de13746fdcb4429e8c765534bb9735cf
PDF
Publication pagefc24df4a6e3787305d22d7b358adb958f5d0bfb173884e2bcda56506bbbd7739
Manifestdf56c569911743b3ed68ae24927f14506392da5648b8872c4efe3a4baefa75cc

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
SignaturezTk/bzD0+RNAwEcZvo8GrGH58BGzeD2lgO/HN3hl31307KlTSRSL5eMDmOC2MHFL0Ehj96E4l7nI8V3jSDLUAg==
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

2026-09-17T09:48:09.218613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088778
observed fc24df4a6e3787305d22d7b358adb958...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:09.198984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088778/manifest.json
observed df56c569911743b3ed68ae24927f1450...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:09.180665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088778/publication.md
observed 7c6b896dc97498fa5ee10f3a88e666e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:09.161759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088778/publication.txt
observed 9576eb387977aaccd90d6d3028e8da79...
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.