OpenTechnical

OT-2026-000033718

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three stage ejector, pulsed blow-off after 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-2026-000033718) never changes.

Identity and time

Publication numberOT-2026-000033718 · never reused
Internal UUID01a0ae75-a390-7817-b0cf-f7b671f3ba97 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033718
StatusPUBLIC

Content hashes

Canonical textff3c8b7bce09281db92b1f099f125a4576a15d5061cbb66b5c35941bfc6d28ce
Markdown99d08be62390893ec7e6016d4c0f25eda9f4bd5f87c149659b13962231227dcf
PDF
Publication pagebc2d31d87e0a60bc8ccbb0d31d8269261ecc8f2e1dc9e8a4f4fa2a5bb087a674
Manifest12c2b97b7ff25170246e2db2b84b09223ff64ea92df336d4eaf17dbe2d8954a0

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
Signature34mjv7gePqijsBy40lemgGG+SezQWqi3zO/hvX3ewrxstTRs3Agujnl2UXcqcgEOKQ/oaZ6KgXBl0gxzwbsGAg==
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

2026-09-17T11:31:43.163657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033718
observed bc2d31d87e0a60bc8ccbb0d31d826926...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:43.146202ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033718/manifest.json
observed 12c2b97b7ff25170246e2db2b84b0922...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:43.128857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033718/publication.md
observed 99d08be62390893ec7e6016d4c0f25ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:43.109769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033718/publication.txt
observed ff3c8b7bce09281db92b1f099f125a45...
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.