OpenTechnical

OT-2026-000097230

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, single stage ejector, supply line pressure sensor, 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-2026-000097230) never changes.

Identity and time

Publication numberOT-2026-000097230 · never reused
Internal UUID01a0aea1-01ca-7b7a-831d-309dbe9bfa6b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097230
StatusPUBLIC

Content hashes

Canonical texta6757bb5986a6cc89a5f14b3ce42b883e26e4d622578a1721b86e963326f3da5
Markdown95a174984e9ca04f72f7d64bbeddded5ea925ee8003462d97a9a2234dd3252aa
PDF
Publication paged4de9fc972b808809f35c59864e7570796b3f73c5262b5c9987987a40da816c1
Manifestbcef936edcec1f89678745bfac36f3b70ab3a77a52803ef8282b6e79457af776

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
SignatureIQwDpx//z+adF0RzySF+R+hPMddVPjnV6+OAR/OM25G2bCsuDpJmAfBQw5DK1lO2qewFI9f6R9KB8tmBmveZCw==
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

2026-09-17T09:33:28.740878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097230
observed d4de9fc972b808809f35c59864e75707...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:28.723002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097230/manifest.json
observed bcef936edcec1f89678745bfac36f3b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:28.707651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097230/publication.md
observed 95a174984e9ca04f72f7d64bbeddded5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:28.690119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097230/publication.txt
observed a6757bb5986a6cc89a5f14b3ce42b883...
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.