OpenTechnical

OT-2026-000073179

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer

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-2026-000073179) never changes.

Identity and time

Publication numberOT-2026-000073179 · never reused
Internal UUID01a0ae92-efb6-7b18-b024-efdd6d4566bc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:20.363042Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073179
StatusPUBLIC

Content hashes

Canonical text8f6037aec8054f969655e698756356a10300655d2378f23b12d6a34cac971fef
Markdown5aaeb335efd44d60d9e829e0d477f62fbff0501cc9c818fdc1493d4e8034a5a1
PDF
Publication page3c5799c0a7db853919988bced67bdf3c4137871d29ad5b4a2404a322135c458c
Manifest926c0416539a4493a9cf8903428cc4c5d2ab65d47ec3e3c48bbe1f8af79cc3a6

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
Signature4dxlT47Usgji0Prud9cBIOMTe0RtxD9AoabD4ovVCjn6haKGsNXKJJlIsJiqhKIlF+2BFFIJSLIw6E3kJQ1fBg==
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

2026-09-17T10:21:07.990222ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073179
observed 3c5799c0a7db853919988bced67bdf3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:07.971723ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073179/manifest.json
observed 926c0416539a4493a9cf8903428cc4c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:07.952791ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073179/publication.md
observed 5aaeb335efd44d60d9e829e0d477f62f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:07.933155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073179/publication.txt
observed 8f6037aec8054f969655e698756356a1...
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.