OpenTechnical

OT-2026-000063948

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000063948) never changes.

Identity and time

Publication numberOT-2026-000063948 · never reused
Internal UUID01a0ae8d-53bb-7a8d-8c1a-fb5ae11bed13 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:12.763906Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063948
StatusPUBLIC

Content hashes

Canonical text886557d6dd84092cc12d15e849e0f0714c10c70ad965660e19fad0bfc0e8cf5a
Markdown46ef64a2a217a4352b37b585c224de45cbf11873d5b4b960a8b2df94610f2381
PDF
Publication page091e092b6f45019a57fac62562190c08943c5ebfce2ce271b9d4349db9051025
Manifest2f87975b1635b93c128ffbf465429bad69c03762df204b8aa58f6c503dc8e4b8

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
SignatureIJQ535EpKUci9ONNWdO6qPIrNoV9Mbzxhz+hNy/QRM0gaqtm2FlwKiQIMtZzaveKfNsRzbuikIso9+RiuSZsAw==
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

2026-09-17T10:37:00.481713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063948
observed 091e092b6f45019a57fac62562190c08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:00.462880ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063948/manifest.json
observed 2f87975b1635b93c128ffbf465429bad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:00.441485ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063948/publication.md
observed 46ef64a2a217a4352b37b585c224de45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:00.421353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063948/publication.txt
observed 886557d6dd84092cc12d15e849e0f071...
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.