OpenTechnical

OT-2026-000033561

Publication integrity record

Four cup vacuum gripper, four outlet manifold, three 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-2026-000033561) never changes.

Identity and time

Publication numberOT-2026-000033561 · never reused
Internal UUID01a0ae75-a38e-7b87-b457-0c3d6b3cb304 · 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-2026-000033561
StatusPUBLIC

Content hashes

Canonical text6b68e36745e0cff44b95c29efa98df14109e8d1a4019a4d1c840f8a9bf527e87
Markdown0f1d6dcc8adc6c1dc344c28c5da7cbe9aa17a88b399f19517eed3c43dbec4836
PDF
Publication page937b3218c54004e503a851591ff18886cdcc625fd6d141723b8c4d076fd3b46c
Manifest0fcd1dc34a4ee0b97f316fb901f4453fd3b7004383006afa8df93cf6f17dbf0d

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
SignatureoGctIfzL6y5Ur/X5fmz80WzvHp6EZO0ytBE76nYV1spuq5Xrk/5CzUtsIRyYXiilf94s7f0C5R/4Ue7gDRmLDQ==
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

2026-09-17T11:31:25.743990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033561
observed 937b3218c54004e503a851591ff18886...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:25.725832ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033561/manifest.json
observed 0fcd1dc34a4ee0b97f316fb901f4453f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:25.705763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033561/publication.md
observed 0f1d6dcc8adc6c1dc344c28c5da7cbe9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:25.686210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033561/publication.txt
observed 6b68e36745e0cff44b95c29efa98df14...
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.