OpenTechnical

OT-2026-000069777

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, three stage ejector, pressure sensor per zone, 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-2026-000069777) never changes.

Identity and time

Publication numberOT-2026-000069777 · never reused
Internal UUID01a0ae91-185f-7a88-ad57-6f7a92e4fb4c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:19.726120Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069777
StatusPUBLIC

Content hashes

Canonical text3c40021ee5f1fe81eee752dc9eaa50cf94fd2814171915a042a24add7cffa267
Markdown363090e243655d5b70f726a74066556d36049aad709ed2b9c85742c945b23af4
PDF
Publication page50cf66b1a413e4492fdc87ec0dd763d5467cc94b1001a488884e07a5290580f6
Manifest6008748a323ea2699a9da760305ebc4ac8d6f1d0e7c5a21abb839d5ba86fb554

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
SignatureAUsN66eUw7NqptfW2F/Ud5UcKGqImW0kWBGZp+Dv3Q6QtXLohcjP0KB2R+cjw+ExhgJyDDAcemG2R8N3HLSLBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:26:36.464277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069777
observed 50cf66b1a413e4492fdc87ec0dd763d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:36.443117ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069777/manifest.json
observed 6008748a323ea2699a9da760305ebc4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:36.424949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069777/publication.md
observed 363090e243655d5b70f726a74066556d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:36.409046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069777/publication.txt
observed 3c40021ee5f1fe81eee752dc9eaa50cf...
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.