OpenTechnical

OT-2026-000068110

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, supply line pressure sensor, vented 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-2026-000068110) never changes.

Identity and time

Publication numberOT-2026-000068110 · never reused
Internal UUID01a0ae8f-c4fe-759a-bfe1-6876bdfbbad9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:52.812402Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068110
StatusPUBLIC

Content hashes

Canonical text53d0e2f225a5a13cc7f6e7cd1e89aa73fbf6b1e8f20140cd3077f9e1c8d99390
Markdown3be081a42cd6039333f2b049e32032261c11fc5419038299a4ea6a7c7faaa1cc
PDF
Publication page975ca513c5665145f5f8a9d0a955f5a0159f30d71b249b6ae322dbb1192270c5
Manifestdc8c80552aa05d53d6cb56f198ca18a7128c2bb65da171df65b03521e6d0adc2

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
SignatureDEqgO4LkjTHUFqjwIGWBhh3dtctmNIOeuU7apu3NNJ9dODUCgJeLfdAKTVCefyuTmwoHDT2s8hsRedNq3GBcBQ==
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

2026-09-17T10:30:42.248986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068110
observed 975ca513c5665145f5f8a9d0a955f5a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:42.228067ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068110/manifest.json
observed dc8c80552aa05d53d6cb56f198ca18a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:42.209689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068110/publication.md
observed 3be081a42cd6039333f2b049e3203226...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:42.191962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068110/publication.txt
observed 53d0e2f225a5a13cc7f6e7cd1e89aa73...
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.