OpenTechnical

OT-2026-000074365

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, single stage ejector, manifold pressure sensor, pulsed 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-2026-000074365) never changes.

Identity and time

Publication numberOT-2026-000074365 · never reused
Internal UUID01a0ae93-7179-71b8-97b4-fbf75f2d3de3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:53.574555Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000074365
StatusPUBLIC

Content hashes

Canonical textc96a145d3fae892090db7bd1f558d047a4280325529883348f7ba350276161eb
Markdowna8d44963f7907f754b77111130648f5d242ff59d12679f94bae8d7b60f0c34d8
PDF
Publication page3d31aacf878a781715b0d999d5260a162a3437acdb8951385ae68dcb6c1e6cdd
Manifest4049f8282f0cc5a1d5552bc256f957493a9acf1828d0fcdef9a751db70bceb86

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
Signature0V8WhDaztlH3pITRCvXpKuslHeJzRN3A+Oe8gEafywPFlu0X5LKrm4Li/rMwC7bve4i8Ubyum78CULbTdqvcAA==
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

2026-09-17T10:19:17.552807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074365
observed 3d31aacf878a781715b0d999d5260a16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:17.534836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074365/manifest.json
observed 4049f8282f0cc5a1d5552bc256f95749...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:17.516017ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074365/publication.md
observed a8d44963f7907f754b77111130648f5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:17.498141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074365/publication.txt
observed c96a145d3fae892090db7bd1f558d047...
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.