OpenTechnical

OT-2026-000088803

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, two stage ejector, supply line 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-2026-000088803) never changes.

Identity and time

Publication numberOT-2026-000088803 · never reused
Internal UUID01a0ae9b-8f10-70b3-a913-9e25fca65812 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088803
StatusPUBLIC

Content hashes

Canonical text9245b316809ba31a5dcbdfbb96316d0f1a9bbb6121251e17583a0e6b32899442
Markdown8c93c3873064f3fb48cf262b3790453e0ae05393b07e77d23d106e078691c076
PDF
Publication pagee2de1ef367990c0280b289bcef51698907f8ea711d3b9566cbe5271e5c41dbe7
Manifest6e7c33fa2b227dcd6e6eb508c0f3a3815ce34738799ff8686b5bbd0e000449e7

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
Signature4coeaKC3l789d7lPWys2oa5lDKVs6NlKa6KsKnSNuGAXf6G1Fda9dEhpXGIuz1Zs8BZ8Y8pOf2/2+jAoJ3YoAg==
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

2026-09-17T09:48:11.102264ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088803
observed e2de1ef367990c0280b289bcef516989...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:11.083448ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088803/manifest.json
observed 6e7c33fa2b227dcd6e6eb508c0f3a381...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:11.046299ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088803/publication.md
observed 8c93c3873064f3fb48cf262b3790453e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:11.009308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088803/publication.txt
observed 9245b316809ba31a5dcbdfbb96316d0f...
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.