OpenTechnical

OT-2026-000088984

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000088984) never changes.

Identity and time

Publication numberOT-2026-000088984 · never reused
Internal UUID01a0ae9b-8f11-7e84-bf1f-8f4b5fc0479e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088984
StatusPUBLIC

Content hashes

Canonical text6a6a5e3bd1b04d8d3932c7aa51ce4a03cd635aeefb4f3dfaba3a93561ec546ea
Markdownb63585acafc1b63c6c292814a13761233500e450fda0bbedccc006ac819ca78c
PDF
Publication page8512ea1c9c7b775b5dc7758f130030cba654d5f4e3c5b2afbb6f260c79b21e6e
Manifest12f6e9ff74423bf99e03bc017ecad4d9b53f4b4f9fa660a29e4c646c2af6a98f

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
Signaturety+v96Uu/cKXu9mbRbq52pWZEt0mdAhoFHe4iVxykGlSoMzYNHukHFdu6aSFhh9JaycIrj4E/6F/3AvmvjUdBA==
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

2026-09-17T09:48:28.944918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088984
observed 8512ea1c9c7b775b5dc7758f130030cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:28.926257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088984/manifest.json
observed 12f6e9ff74423bf99e03bc017ecad4d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:28.908306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088984/publication.md
observed b63585acafc1b63c6c292814a1376123...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:28.889400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088984/publication.txt
observed 6a6a5e3bd1b04d8d3932c7aa51ce4a03...
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.