OpenTechnical

OT-2026-000008778

Publication integrity record

Single cup vacuum gripper, two stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000008778) never changes.

Identity and time

Publication numberOT-2026-000008778 · never reused
Internal UUID01a0ae6a-e46c-7367-8668-f36e7a02cd94 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008778
StatusPUBLIC

Content hashes

Canonical texta96ae8ebada1c44e5ae655afc53857b47160ec9ef995fac6450af225ab28faf0
Markdown05c9a8b448fe9f74abc67514c0e099b75e18ec3f5f3da5cb6b967fe9a08d6cfb
PDF
Publication pagec3b7148883f8ebd5c59ddd10f7bda87579530293a4f2adef315dcc7c38977e33
Manifest832869e1b5320f99d14f71af57b038ab7337ebb6413cfba301b572825bdeded2

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
SignatureIJ1kXt8VwF1JKsoxkvedobLD4Nnc6I9EBeqQneinL3KEwAe9hH+Tl/kSBBgy/MOBK1LZ00wdTVibieIxMLTdDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:52.809168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008778
observed c3b7148883f8ebd5c59ddd10f7bda875...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:52.787913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008778/manifest.json
observed 832869e1b5320f99d14f71af57b038ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:52.768011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008778/publication.md
observed 05c9a8b448fe9f74abc67514c0e099b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:52.747654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008778/publication.txt
observed a96ae8ebada1c44e5ae655afc53857b4...
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.