OpenTechnical

OT-2026-000062719

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, manifold pressure sensor, pulsed 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-2026-000062719) never changes.

Identity and time

Publication numberOT-2026-000062719 · never reused
Internal UUID01a0ae8c-6389-7734-9f02-cef55789ba8f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:11.271900Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062719
StatusPUBLIC

Content hashes

Canonical textf26889bfae66b39b3365337a3a5a75b6c275f570aa8f2514e518cc41f878bf1d
Markdown3ecbf98ae2464343323899bede34a049c7ddbf5731284966a8d0db494b63646b
PDF
Publication page542779b67ae450133de3472bceeb5c470f559d32c4cda228b3d994d7401727f5
Manifest1e8f26434b7439a1edd6ae00e12c9f20b170b7194fd03bf949fab4c93f489152

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
Signature5NCh8RkFyvRHy3cFAkYm3WuYiJubVdWU/Zi/wyHosUb2fKxnfnyyB21GF+oJJp7pEM9NYIEzKSgOmoKUyy0xDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:39:17.351687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062719
observed 542779b67ae450133de3472bceeb5c47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:17.334915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062719/manifest.json
observed 1e8f26434b7439a1edd6ae00e12c9f20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:17.317302ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062719/publication.md
observed 3ecbf98ae2464343323899bede34a049...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:17.300115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062719/publication.txt
observed f26889bfae66b39b3365337a3a5a75b6...
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.