OpenTechnical

OT-2026-000013110

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three stage ejector, 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-2026-000013110) never changes.

Identity and time

Publication numberOT-2026-000013110 · never reused
Internal UUID01a0ae6d-6fc8-7acf-ba7e-1a5e2e76ec79 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:22.837188Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000013110
StatusPUBLIC

Content hashes

Canonical textff96cde861314ae0c297526e3071954a3189e538833c1ae966b0e3d512f619f5
Markdownbb0b3f03f5612e52665131ad31c45202711eed6c643e5f6280c83969ead15808
PDF
Publication page0cb415e683c1420b3f2b6de4bab8dfdec325831831b7814a16b238a110ac09ab
Manifestba394faced07048b180a4ce4e9241b3aa6fd4a77ea9dfd8d3f8a749fd8dab5eb

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
SignatureO9+sKRp2+Y3WFyC7zIS7AwGdGBk3FXIFAlOvxnkEEC1zHQmDaj+X7auNZY2ioV/U0x2Cpziyi11MrCBdhcL+Ag==
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

2026-09-17T12:09:23.672995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013110
observed 0cb415e683c1420b3f2b6de4bab8dfde...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:23.653918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013110/manifest.json
observed ba394faced07048b180a4ce4e9241b3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:23.634630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013110/publication.md
observed bb0b3f03f5612e52665131ad31c45202...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:23.613260ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013110/publication.txt
observed ff96cde861314ae0c297526e3071954a...
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.