OpenTechnical

OT-2026-000060564

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, sustained blow-off 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-2026-000060564) never changes.

Identity and time

Publication numberOT-2026-000060564 · never reused
Internal UUID01a0ae8a-b7cc-7cd2-9347-7777b2d2df81 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060564
StatusPUBLIC

Content hashes

Canonical textbd6c4db58e7d7f24ab38eaa11ecb3ede73ac505b06bbebf4c09d4ae6c4c964a9
Markdown23f5f7132424044815884d004308589a4ccc0934e4714acbe8dd53757c005c3b
PDF
Publication page08c45c66efea70fdfeab71bfc96ead38050059358a74f2f0cef2a71b71033548
Manifest5d9a4524b09fd601970743b2697068bdbe81c1a597c56d1f13b101641af1a439

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
SignatureDY9epZ3ctEdqdCugChEZ8SeIXoVz9hWSnWwOshjdFAft+/IUveI0m78bVAF6wJA8jcMWzG6gr6ZPQDykEQcZAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:43:10.751782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060564
observed 08c45c66efea70fdfeab71bfc96ead38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:10.733298ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060564/manifest.json
observed 5d9a4524b09fd601970743b2697068bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:10.713186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060564/publication.md
observed 23f5f7132424044815884d004308589a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:10.693372ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060564/publication.txt
observed bd6c4db58e7d7f24ab38eaa11ecb3ede...
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.