OpenTechnical

OT-2026-000098724

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, two 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-2026-000098724) never changes.

Identity and time

Publication numberOT-2026-000098724 · never reused
Internal UUID01a0aea2-42ae-79b3-aa75-3fafa438c634 · 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-2026-000098724
StatusPUBLIC

Content hashes

Canonical textc3636c9109cd06f3ad30ae05b28e6d8840f0efcd6fe07df8f726db249174f213
Markdown76f7a365bf49189126732aee3288f0ee8b57e1a029c0ecefb0f94aa01967a8ad
PDF
Publication page8991cf328c85027125abb174413832e96d8c13e9e797806531fbe8ab040d7649
Manifest4798cfb76c496b6341a43ec1e37961045848a0cc4a17f9cfcf66bf04858499be

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
SignatureA3uah8h15Qa8O8ojRwTNnSSPCzNPAS4QspPxjtsMBv9RHBD7/wBvabQ0+NlO2dg+72R/iV8AoSHjccmNUt3DDw==
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

2026-09-17T09:31:02.098323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098724
observed 8991cf328c85027125abb174413832e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:02.080623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098724/manifest.json
observed 4798cfb76c496b6341a43ec1e3796104...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:02.063605ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098724/publication.md
observed 76f7a365bf49189126732aee3288f0ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:02.046694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098724/publication.txt
observed c3636c9109cd06f3ad30ae05b28e6d88...
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.