OpenTechnical

OT-2026-000033645

Publication integrity record

Six cup vacuum gripper, six outlet manifold, two stage ejector, pulsed 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-2026-000033645) never changes.

Identity and time

Publication numberOT-2026-000033645 · never reused
Internal UUID01a0ae75-a38f-78a5-b9d9-9b1647e10e30 · 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-2026-000033645
StatusPUBLIC

Content hashes

Canonical text8ed7aff8aaeb08849da15aff762e5673604575d4bebbfd46a07f54b2110c676e
Markdownb42718b67d78b9d1843dec1b1c6f876dcb1a0190a349282a12aa1dd825e18ea6
PDF
Publication pageb4999861cabfab8fbde27ae6a77226cd7e39fa501b649099d46d13665dced61c
Manifestf5cb8ec805412818979a7364430992c979878e59a7d79afb87d07d886b1395c5

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
SignaturekzhjcWXDFJTgbRnhCHUTM2U/8QS9XhFzrM92Ci1Rs7e7a9bxZoOpj7dw24h36UiQqLLDyt/kIAvW1MxGDmOPAg==
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

2026-09-17T11:31:37.656456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033645
observed b4999861cabfab8fbde27ae6a77226cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:37.636821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033645/manifest.json
observed f5cb8ec805412818979a7364430992c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:37.618827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033645/publication.md
observed b42718b67d78b9d1843dec1b1c6f876d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:37.600999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033645/publication.txt
observed 8ed7aff8aaeb08849da15aff762e5673...
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.