OpenTechnical

OT-2026-000017558

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, pulsed 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-2026-000017558) never changes.

Identity and time

Publication numberOT-2026-000017558 · never reused
Internal UUID01a0ae6e-76ca-7f63-8196-9c0b32d8ba42 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017558
StatusPUBLIC

Content hashes

Canonical text652731d0d5422f31b4985cf2f8c3a31813ce08dd6180a9c65eaa75a3905c6aa0
Markdownb08eae162f73b42420dd5a39d1e050e9fde46416dc5a732fc4f6610b51e41adf
PDF
Publication pageaa5b481f31928e8e6cbc5a78801d4d5ff41254bdbd8578221d39a43ce55b4fe5
Manifesta1d45ab540d59acb266eb58ec48e3e10826fb11cb6c760e3772e5ec02b203529

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
SignatureQQTeidljquSw5V8/WA55pU84/vrMAb6c6mBCPlR4vf3Zcg4dGNmQkTkAaQMT7LFnu/mecAXCKanLo5KHkbpPAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:02:43.604292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017558
observed aa5b481f31928e8e6cbc5a78801d4d5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:43.586999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017558/manifest.json
observed a1d45ab540d59acb266eb58ec48e3e10...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:43.569424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017558/publication.md
observed b08eae162f73b42420dd5a39d1e050e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:43.552827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017558/publication.txt
observed 652731d0d5422f31b4985cf2f8c3a318...
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.