OpenTechnical

OT-2026-000051256

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed blow-off after 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-2026-000051256) never changes.

Identity and time

Publication numberOT-2026-000051256 · never reused
Internal UUID01a0ae83-2740-7b27-b9e0-ff12e7717b60 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:05.998905Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051256
StatusPUBLIC

Content hashes

Canonical text834845db1e61ec2565f6ace55dc63a909b38cf934e99f99126412de162e54849
Markdown5fd41a57f998f311f278eb63416c8d7b07f1ac92ee5d866f7f8678b7095cf9f5
PDF
Publication page679b1162cc4ec74135719af506e72c25eb59b613dc291c6fd0e9cf6dce5bf589
Manifest89e7ee9c1e4c7e6d2f6501e06ef51ecce41725a5b54e84865fb9d0e03dd6d310

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
Signature9r6XFKwlYY+AERVV/TW9INSrXCwjf5HbOv3tNbImJod7ioJEFy7YOKxEPZMKTINFdcaW+SdUgyEZLzSQLfWECw==
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

2026-09-17T10:59:03.268316ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051256
observed 679b1162cc4ec74135719af506e72c25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:03.247721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051256/manifest.json
observed 89e7ee9c1e4c7e6d2f6501e06ef51ecc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:03.227611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051256/publication.md
observed 5fd41a57f998f311f278eb63416c8d7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:03.209441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051256/publication.txt
observed 834845db1e61ec2565f6ace55dc63a90...
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.