OpenTechnical

OT-2026-000016470

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two stage ejector, manifold pressure sensor, pulsed blow-off before set-down

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-2026-000016470) never changes.

Identity and time

Publication numberOT-2026-000016470 · never reused
Internal UUID01a0ae6e-2d13-758c-b8e0-8123127e880e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016470
StatusPUBLIC

Content hashes

Canonical textb2aeac21fd5d38731a8f0c4263809bb59ee1f22a77a61540d0f1a8aef8b49fc5
Markdown774517ae18b7333ae03733a2b3c541d7d6e3c4e6042bbb083099df34f7209553
PDF
Publication pagef5c0b6bd32fabee0b4fe3853f28bd3bbe33c255213ceb6ac21527d440a53e4e9
Manifestc1cb2631043873847cab4213a5450fa77065c97b3575d08e69b6bf4c97602d2e

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
SignaturePbRblzqFNAoQTz5hP/FMcntumwh3V7YFChQCRjAPoaAqvgM5Azy12U+MdMqPwBz8TkHimbiyL7vVkPfMabjTBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:04:40.197555ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016470
observed f5c0b6bd32fabee0b4fe3853f28bd3bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:40.178069ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016470/manifest.json
observed c1cb2631043873847cab4213a5450fa7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:40.150197ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016470/publication.md
observed 774517ae18b7333ae03733a2b3c541d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:40.132507ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016470/publication.txt
observed b2aeac21fd5d38731a8f0c4263809bb5...
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.