OpenTechnical

OT-2026-000014768

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000014768) never changes.

Identity and time

Publication numberOT-2026-000014768 · never reused
Internal UUID01a0ae6d-d094-702a-9aa0-f59d0f2ea06b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014768
StatusPUBLIC

Content hashes

Canonical text3fa0fb7da4cb9738c101b2dcccc37ab67bbd535fe24249fc827053ea512abd96
Markdown6db5a830e645f4361e6845357fcfa47640db62ab965980409cf56d5dcaa6ca4d
PDF
Publication page4a167098468f55735c1788bda01ca4bb4ea675f8538e4c69c752342f26dfac86
Manifest14db63acc4172325a0480e550da77672d532246beb33872cf36c81db6c9adbdc

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
SignatureTMpF7THdr8wbBX3GJg2NDvIQFZaxTXwb2OZBk08MhC6xR+czVrI9s+8dVMIRfhc5oKB1nBTGY8ITnE7bws54AQ==
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

2026-09-17T12:06:39.284022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014768
observed 4a167098468f55735c1788bda01ca4bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:39.267595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014768/manifest.json
observed 14db63acc4172325a0480e550da77672...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:39.250950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014768/publication.md
observed 6db5a830e645f4361e6845357fcfa476...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:39.232828ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014768/publication.txt
observed 3fa0fb7da4cb9738c101b2dcccc37ab6...
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.