OpenTechnical

OT-2026-000068023

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, vented after set-down

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-2026-000068023) never changes.

Identity and time

Publication numberOT-2026-000068023 · never reused
Internal UUID01a0ae8f-c4fe-7720-a57e-333c9a69a4bc · 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-2026-000068023
StatusPUBLIC

Content hashes

Canonical text8209379663ddde5515dd53eca7296de574be9afe8fa005a103c56b3841511475
Markdownd23b444ebdf37503089ca59330c9885fbb7610475df56defe05a555c27cce7ba
PDF
Publication page2b3b2252d0865a5a41f1051066d421e818ac934802de6489d9e99b53c71951f0
Manifestd99857d08ff05e55fa27a8e6a4cf02b0eccca88840ac5c225acd88c8dd374ff8

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
Signaturemv4Jd/vWD9/9NjJjjVijjeBrBkoEM8hUURVJdtWdEbyimsWsVke1GMlrFD52h0x/7apCUv4rfsbju9xLzS3WDg==
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

2026-09-17T10:30:34.985171ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068023
observed 2b3b2252d0865a5a41f1051066d421e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:34.968152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068023/manifest.json
observed d99857d08ff05e55fa27a8e6a4cf02b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:34.948138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068023/publication.md
observed d23b444ebdf37503089ca59330c9885f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:34.930382ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068023/publication.txt
observed 8209379663ddde5515dd53eca7296de5...
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.