OpenTechnical

OT-2026-000092864

Publication integrity record

Three cup vacuum gripper, three zone face, common isolation valve, 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-2026-000092864) never changes.

Identity and time

Publication numberOT-2026-000092864 · never reused
Internal UUID01a0ae9d-b601-7434-86ed-32f372dc2d8c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092864
StatusPUBLIC

Content hashes

Canonical textcbf67ef866dac8dd598c6f520e6b84de9d264c871a71a2134f8f50f7f7bac9e7
Markdown4f6778215d9c73071c073d48ddce21ebaa4426a0b55825959b3d1ef4f6de002b
PDF
Publication page3e0f3ba9f5af7982c38d9a7356dded280b4f23cea0eec4389aedabec1060917c
Manifesta6451ace2efed10d2544639a8db23a95566e574c572617048c0548a152a7a47b

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
Signature2kP5Sy3CBvuq86VeARKqbFY3XYQBZYZMabrkSNrFbQu7UuDhd/3Wfj3/Paxm/yfZSWKhFq9/+8aRLr8BSk/1Bw==
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

2026-09-17T09:41:31.389806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092864
observed 3e0f3ba9f5af7982c38d9a7356dded28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:31.369931ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092864/manifest.json
observed a6451ace2efed10d2544639a8db23a95...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:31.352092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092864/publication.md
observed 4f6778215d9c73071c073d48ddce21eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:31.332730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092864/publication.txt
observed cbf67ef866dac8dd598c6f520e6b84de...
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.