OpenTechnical

OT-2026-000033386

Publication integrity record

Foam pad vacuum gripper, three stage ejector, pulsed blow-off after 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-2026-000033386) never changes.

Identity and time

Publication numberOT-2026-000033386 · never reused
Internal UUID01a0ae75-8980-7259-8fc7-1099f9a55ee0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:13.649513Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033386
StatusPUBLIC

Content hashes

Canonical text000a6a19f3bf87fdc7874724f5ce9d15b8bea3da38fa2ab98ee1ce3cfcdeefce
Markdown2835e97b80c055f4d57b3032edf8f63a8c38cb0458441f51933bf35b32f88106
PDF
Publication pagee6ff981769fac7e3f71bdc39147000d75e7f4c9198014f3058f81607c617cb97
Manifestf411f7e46d014746a2483e7b73a8ef7f8a2d4ff8bfe6023c85cbd20b6ddd1409

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
Signaturecs4lNfMbVSasH1LYdkaSeVLkgTneyeKSaDqOY4zF4i2VJHQF23JQmemphxKGxMIufPY2fZJnZinaHmA1twXsBw==
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

2026-09-17T11:32:09.680196ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033386
observed e6ff981769fac7e3f71bdc39147000d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:09.661660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033386/manifest.json
observed f411f7e46d014746a2483e7b73a8ef7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:09.645353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033386/publication.md
observed 2835e97b80c055f4d57b3032edf8f63a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:09.628275ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033386/publication.txt
observed 000a6a19f3bf87fdc7874724f5ce9d15...
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.