OpenTechnical

OT-2026-000016199

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, single stage ejector, pulsed blow-off before set-down

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-2026-000016199) never changes.

Identity and time

Publication numberOT-2026-000016199 · never reused
Internal UUID01a0ae6e-2d11-735e-8b48-4a72bb79b28d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016199
StatusPUBLIC

Content hashes

Canonical textebb7e81005ee5822b76ec14d1d4d827037e0982b679f4f10f8a93057099ce2d3
Markdownb64ebdf4cef158f3b5ee09fa9339011fb445fa665aad607d461a7ee0b0572ba5
PDF
Publication pagebd3b60c146bc93cdd1014643661e7875492706774c6250d6c613678d528f2a82
Manifest81722e0a33a1f31db75108df21e2c1e57b4fc35dad09232125f431e682f9aa53

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
Signatureu1Kjq+HdSdzbhAHWSHn21A5rp2Y84AFcUT5kmt4CXS9xa/scxeLHEvf4Do5qnfDOCurdI44J1lwzlYRYlevJAA==
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

2026-09-17T12:03:39.433484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016199
observed bd3b60c146bc93cdd1014643661e7875...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:39.411813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016199/manifest.json
observed 81722e0a33a1f31db75108df21e2c1e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:39.394281ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016199/publication.md
observed b64ebdf4cef158f3b5ee09fa9339011f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:39.375718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016199/publication.txt
observed ebb7e81005ee5822b76ec14d1d4d8270...
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.