OpenTechnical

OT-2026-000076111

Publication integrity record

Four bellows cup vacuum gripper, four zone face, three stage ejector, pressure sensor per zone, pulsed 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-2026-000076111) never changes.

Identity and time

Publication numberOT-2026-000076111 · never reused
Internal UUID01a0ae94-6a6e-7190-a8a3-90e23287ea85 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076111
StatusPUBLIC

Content hashes

Canonical texte0fa08d432ba7b1d2ac3db9ac7c0a2f9b1df8a33f5972656cc09b76dc88b5abb
Markdown053c8b85c9b9097b8094b4a651825eee9d2059cf7ab2db727d65c628c4fa7c0e
PDF
Publication page57608718e73671fc24a7d5176b59175b503aeb9d572e01a4e5e6b0fb831738b6
Manifestae7415226cc62a0834c30740bc5ea4cad4fe31d66707882f34a70f28db755da7

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
Signature63ZpZXg01pHdzEqW7GeacY40CskyO9C6ReM5XJ+CtC3fOLWFSyWHJ9l3/3/+apfVN0NoMaFCL7VYVyg8fNgCCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:11:01.797969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076111
observed 57608718e73671fc24a7d5176b59175b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:01.778698ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076111/manifest.json
observed ae7415226cc62a0834c30740bc5ea4ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:01.758312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076111/publication.md
observed 053c8b85c9b9097b8094b4a651825eee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:01.739636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076111/publication.txt
observed e0fa08d432ba7b1d2ac3db9ac7c0a2f9...
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.