OpenTechnical

OT-2026-000098802

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, single stage ejector, manifold 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-2026-000098802) never changes.

Identity and time

Publication numberOT-2026-000098802 · never reused
Internal UUID01a0aea2-42af-7521-bfe2-c0fa1426d320 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:04.634453Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098802
StatusPUBLIC

Content hashes

Canonical textf2d661868113ab8b1b4133e0fab83c21457b6a9e47de1291077058533fac6e3b
Markdown5b4825e3a954b69c81130efbd61ac209efda3b9e607149d5c4e1f07e98018158
PDF
Publication page6284d8243457b6de773b6e44754b30b2e9f6048b2a3544335ac7ae3180c15e13
Manifest0357392aae99461412b4ce34367c739814ab42362864bbb71a16c959c2654034

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
SignatureW1iaGr8fh4BUOztaVwUuTGHltF7k4PU06dGD3hd730nU0I8z35XP5EEgDlR463u5Fmp7YQDK4OT/SVOjN4JHDQ==
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

2026-09-17T09:31:07.977410ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098802
observed 6284d8243457b6de773b6e44754b30b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:07.960092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098802/manifest.json
observed 0357392aae99461412b4ce34367c7398...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:07.943733ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098802/publication.md
observed 5b4825e3a954b69c81130efbd61ac209...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:07.927583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098802/publication.txt
observed f2d661868113ab8b1b4133e0fab83c21...
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.