OpenTechnical

OT-2026-000092883

Publication integrity record

Three cup vacuum gripper, three zone face, common isolation valve, two 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-2026-000092883) never changes.

Identity and time

Publication numberOT-2026-000092883 · never reused
Internal UUID01a0ae9e-090e-7f3e-b6d7-d8e670f48d11 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092883
StatusPUBLIC

Content hashes

Canonical text6f42fe4124f3a8e31c5b4709cc74f2bb4054cb7060b3cbdb0761f1a35f7b2fc2
Markdown485bb4dfad895632858a0d5dd6e5c22868d1a0d873dc47d37f696ed6da55026b
PDF
Publication pageb94c495f6a8f4418848af10f9a45db24ace423ea2e401156a3a4022cdcb47b26
Manifeste6151156f91c8f504384a89ac9f510dad9fe5c91fad4d80ca1c5f5af98093190

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
Signaturepk59BFMWeZvRH3+G7a42ZU3yocUcRFZfd8jr9Gbn8nedlLLsO65ZXLdAIAJHi2+ELzh2zYoX9ZahwW0I1E/hCw==
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

2026-09-17T09:39:59.524159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092883
observed b94c495f6a8f4418848af10f9a45db24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:59.506065ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092883/manifest.json
observed e6151156f91c8f504384a89ac9f510da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:59.488535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092883/publication.md
observed 485bb4dfad895632858a0d5dd6e5c228...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:59.471613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092883/publication.txt
observed 6f42fe4124f3a8e31c5b4709cc74f2bb...
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.