OpenTechnical

OT-2026-000095836

Publication integrity record

Three cup vacuum gripper, three zone face, common isolation valve, two 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-2026-000095836) never changes.

Identity and time

Publication numberOT-2026-000095836 · never reused
Internal UUID01a0ae9f-fac6-76d6-8141-eace6c9cff0f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095836
StatusPUBLIC

Content hashes

Canonical text1478cb6ff47e9e97e48884b7798af526223d5e1cb5a5a636fff35ba33886d9c9
Markdown152becd32d6dd2d1d1be991bca1839e2e69a4841b661f5a65688b2404dea00e3
PDF
Publication page68a4e3747d1324294ed728d08207f4ef6400f8b958aa7cadf83a9c1e4dfaf8f6
Manifestae10a2554e6af8bdbe5f8d7f81feed6cc3dcbc07c18b37b5543596c101cc5604

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
Signature84w/5MYSkc/7gjMfq+0a5ZD3cpIFF/cwL4StL9N94Y0QftV8nFqpYAC8EfHlb92YyuB3KsSHntPQCKfPiZKZCA==
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

2026-09-17T09:35:55.207659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095836
observed 68a4e3747d1324294ed728d08207f4ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:55.187398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095836/manifest.json
observed ae10a2554e6af8bdbe5f8d7f81feed6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:55.168873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095836/publication.md
observed 152becd32d6dd2d1d1be991bca1839e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:55.153086ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095836/publication.txt
observed 1478cb6ff47e9e97e48884b7798af526...
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.