OpenTechnical

OT-2026-000101252

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, three stage ejector, pressure sensor per zone, sustained 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-2026-000101252) never changes.

Identity and time

Publication numberOT-2026-000101252 · never reused
Internal UUID01a0aea3-c379-7308-a4f1-e6bee4d56ab2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101252
StatusPUBLIC

Content hashes

Canonical text80612d52fb73326ca778526e365c6491f47377ae8dc222665aadf573f7c8e612
Markdown8d8e7c0e4d4686ad67ce3ad67a6c299d25038c995d1d22c721e2a719f9a289be
PDF
Publication pagef14a74612a7fe7e84a74988177fe42a5c09ad6f18ce125a07edab1a48ed0efaf
Manifest644f97d5493b52ada32a5770d45cdc4fa4fa6349f1b79d15c176f262500c37be

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
SignatureeFlRjUeUt9+tYIeadb1J59YoXKsaRkSZr89xgy4wvbCSv+wzb/DnCJHdMK+PrvI/hP1ivBMp0mBtZWChzu0bAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:54.882296ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101252
observed f14a74612a7fe7e84a74988177fe42a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:54.865866ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101252/manifest.json
observed 644f97d5493b52ada32a5770d45cdc4f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:54.850382ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101252/publication.md
observed 8d8e7c0e4d4686ad67ce3ad67a6c299d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:54.834425ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101252/publication.txt
observed 80612d52fb73326ca778526e365c6491...
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.