OpenTechnical

OT-2026-000058311

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, single 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-2026-000058311) never changes.

Identity and time

Publication numberOT-2026-000058311 · never reused
Internal UUID01a0ae88-f398-7557-8235-17be23510f92 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058311
StatusPUBLIC

Content hashes

Canonical text698ac96a0021491532bf7ac6c80a848d547aaf569b6fc0217a4cde602e8721f6
Markdownf956228a1d049b4bef91c7535078051e5d7a26f11e9c98b73f6ed6e8e97e7223
PDF
Publication pagef5690faed07f0c3b25980152a1fd330b57aa1c8c8adecf5bef4a94eb3eca0844
Manifest00e3c547c9600f9916569da6053aa6f9164433ae21ef2bf5c19fcf8af295dc74

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
SignaturexaOVt83X8OIjIBKl0wkubHeEKGnWFq4MlCQPXII0TT+/pA64eBEOWYEnXmXK+TbdBg7KyjySpYQmb5tcYagsDg==
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

2026-09-17T10:46:42.779092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058311
observed f5690faed07f0c3b25980152a1fd330b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:42.762038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058311/manifest.json
observed 00e3c547c9600f9916569da6053aa6f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:42.744692ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058311/publication.md
observed f956228a1d049b4bef91c7535078051e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:42.726629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058311/publication.txt
observed 698ac96a0021491532bf7ac6c80a848d...
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.