OpenTechnical

OT-2026-000092540

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, 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-2026-000092540) never changes.

Identity and time

Publication numberOT-2026-000092540 · never reused
Internal UUID01a0ae9d-b5fd-77ee-926a-4e7b12ec3008 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092540
StatusPUBLIC

Content hashes

Canonical textf1f8dccaa0aa1da53e8db0885ed8dd76f87b4727a1fb87630564cbe2b45e8d55
Markdown571204db1f0adada52b85d9ef9b7f594b22df6365f72316ec56969c1a12158e2
PDF
Publication pagee8b58cc6e8cfad1e02d100d8b064454a3189dd825d5d17af86b1cf2b502032d5
Manifest25c8318802ee6b686f717d1c59378e3b0ef78688a0fe0ae8679cd93db8eb21ce

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
Signatureu6oVjxrPTwU8wTq2D2W9wG9FSv/S2g3B7syOMJif7IOhCtTrX4dBeV3EdgqM6WcAciE1isImyeRFhI2sPCb0CQ==
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

2026-09-17T09:41:07.256451ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092540
observed e8b58cc6e8cfad1e02d100d8b064454a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:07.240189ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092540/manifest.json
observed 25c8318802ee6b686f717d1c59378e3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:07.223055ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092540/publication.md
observed 571204db1f0adada52b85d9ef9b7f594...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:07.204362ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092540/publication.txt
observed f1f8dccaa0aa1da53e8db0885ed8dd76...
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.