OpenTechnical

OT-2026-000026059

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, 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-2026-000026059) never changes.

Identity and time

Publication numberOT-2026-000026059 · never reused
Internal UUID01a0ae71-a840-74de-8184-3d76f8c8f6a9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026059
StatusPUBLIC

Content hashes

Canonical text55f5b9d11bc7697ae06bcdd5eb9275d2015b0ace294891cd8370ece9e2ea3a0c
Markdowne700790f308a2d09c03d217eca83c14fa9f28cace6f85b2bb57a64005496717f
PDF
Publication page3d56bc207dff52a5a8790b3e082bb2c9e915643f2d9f20cbe71bb76974548de5
Manifest700ac1d47187659e126e3ea5ea74e06e0701f98c804d5d761d35964e077b9202

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
SignaturexyuxgP/H19yUTlfmj3C/9DyzCX4h+g9GTvZf+8TQeqzeWylckM30M5InKv80khHLPOdmLTCY1azy0auGOm23Dw==
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

2026-09-17T11:46:32.946628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026059
observed 3d56bc207dff52a5a8790b3e082bb2c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:32.928254ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026059/manifest.json
observed 700ac1d47187659e126e3ea5ea74e06e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:32.910480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026059/publication.md
observed e700790f308a2d09c03d217eca83c14f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:32.892070ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026059/publication.txt
observed 55f5b9d11bc7697ae06bcdd5eb9275d2...
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.