OpenTechnical

OT-2026-000095090

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three stage ejector, pressure sensor per zone, sustained blow-off before set-down, on a tool changer

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-2026-000095090) never changes.

Identity and time

Publication numberOT-2026-000095090 · never reused
Internal UUID01a0ae9f-2df1-7637-b749-01c6a14574f1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095090
StatusPUBLIC

Content hashes

Canonical textf4fbf99bcbf3c083fa96cf41a302906b021d67aaea2baffdc475e05dc058c1be
Markdown9928262ca850341418ebdf949d12b44a735633a5894aab99af62cef07aee3bbd
PDF
Publication pagea982785b464c9edb0b0f7b787318d0d7662e031731b2d707fb9af952656a45d3
Manifestd3aaeb70d4eb6bc81694b96f825bb7d06bf5ab2b082bb44dededbf990d05530e

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
SignaturevWivFzBmdran+bJe1eU3/12IDxtrA/JuYK1GxByanCkAoios1cDK39OTE1c7lhKSVaoAxr4L8oK6ABpfGJs3DA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:37:39.918648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095090
observed a982785b464c9edb0b0f7b787318d0d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:39.899727ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095090/manifest.json
observed d3aaeb70d4eb6bc81694b96f825bb7d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:39.882448ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095090/publication.md
observed 9928262ca850341418ebdf949d12b44a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:39.861684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095090/publication.txt
observed f4fbf99bcbf3c083fa96cf41a302906b...
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.