OpenTechnical

OT-2026-000058174

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold pressure sensor, vented 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-2026-000058174) never changes.

Identity and time

Publication numberOT-2026-000058174 · never reused
Internal UUID01a0ae88-6edb-7e41-ad7a-513290a98447 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:52.020108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058174
StatusPUBLIC

Content hashes

Canonical text0897942a79cc472e71b84772c42886608837af6083a7813072cc49fbf934336a
Markdown57b2043bb45e60c1599eed748cb76a1f4682add18db376567bdbfbaf3e00dfa6
PDF
Publication pagef318702c75d22ed8ced9ff08fdc49600430cb1f8580fbc94e576a0f4994c74f7
Manifest0eff432e97a1e086c4107ad2f777b749b11fc7ef0f7363973f52b186bcf3b5ff

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
SignatureM9rNrSFnsDdMxS6Sx5DbI3NeeDo9Nz+yu8fOkr1uH5ujeavAotbYK2GoSpNCYPt56RxOEeRqsdeRgUequHWGDA==
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

2026-09-17T10:47:52.685433ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058174
observed f318702c75d22ed8ced9ff08fdc49600...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:52.666735ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058174/manifest.json
observed 0eff432e97a1e086c4107ad2f777b749...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:52.648529ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058174/publication.md
observed 57b2043bb45e60c1599eed748cb76a1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:52.631772ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058174/publication.txt
observed 0897942a79cc472e71b84772c4288660...
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.