OpenTechnical

OT-2026-000095545

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, three stage ejector, pressure sensor per zone, sustained 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-2026-000095545) never changes.

Identity and time

Publication numberOT-2026-000095545 · never reused
Internal UUID01a0ae9f-8f74-74f6-9399-1d79ad9f9be6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095545
StatusPUBLIC

Content hashes

Canonical text8277a8a009babcaae2bcff3165359612622105e9f30052c34e681dda21bad004
Markdown0498607885b858ac7470f04caf5fc41017e946fec9906e7a9c212905c631fad3
PDF
Publication pageb055f3e020fbffbc977053730ce0d1bff66115a1b47eacc027333f310682ff4e
Manifest7f01912dc53b2d93c28053be0f2336fdc8e0c48b0290717ff5ccff10c3a59797

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
SignaturePe9fywR1VBQIpE620xFbKlIrIMYelOtf0fEIFNihaWXOWsBaL6h80AmeGZSTVY0NRQTPMOz3hFuoViMOZY75BA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:36:57.510642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095545
observed b055f3e020fbffbc977053730ce0d1bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:57.495212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095545/manifest.json
observed 7f01912dc53b2d93c28053be0f2336fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:57.478190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095545/publication.md
observed 0498607885b858ac7470f04caf5fc410...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:57.460357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095545/publication.txt
observed 8277a8a009babcaae2bcff3165359612...
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.