OpenTechnical

OT-2026-000007783

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000007783) never changes.

Identity and time

Publication numberOT-2026-000007783 · never reused
Internal UUID01a0ae62-843f-7f63-a0de-0963b5c166ac · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:01:27.126957Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007783
StatusPUBLIC

Content hashes

Canonical textb4b2f538735e9d7c9d5b168e3583ec7f8902fe53947390555432afd8440bfd47
Markdown26e9394b01055c490538640382b9ee60d8c1c5ce36c61471c39146cbca9afbaf
PDF
Publication page4fbf777bd4c3ecdd86a2bc292631c4f56b92c259d93a9ae58b200b4061e11971
Manifest888b27a7eaf76da58d15f81f311b4ac06e0458dcafde7e9587eee7db0dad3736

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
Signature+LvfmpMY89+CrXzN5dxZmfCTvAwJmx4GBvJnCWXuHb9h1mXl+gM5DCQ/9xRJy0MkJSK/useXXGNzanZrEoEADg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:07:02Z
batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof
root 8d90bf9341d96baa4328c218b6f85281...

Independent retrieval

2026-09-17T08:10:10.959306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007783
observed 4fbf777bd4c3ecdd86a2bc292631c4f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:10.940915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007783/manifest.json
observed 888b27a7eaf76da58d15f81f311b4ac0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:10.923792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007783/publication.md
observed 26e9394b01055c490538640382b9ee60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:10.904738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007783/publication.txt
observed b4b2f538735e9d7c9d5b168e3583ec7f...
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.