OpenTechnical

OT-2026-000009552

Publication integrity record

Foam pad vacuum gripper, three zone face, single stage ejector, supply line pressure sensor, vented 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-2026-000009552) never changes.

Identity and time

Publication numberOT-2026-000009552 · never reused
Internal UUID01a0ae6b-7563-736a-9ee9-24625b132dee · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009552
StatusPUBLIC

Content hashes

Canonical text2a2b9211483772618735f2cb8854ec204c571db3882b6a13d8d62bd26da50e04
Markdown8509d228c411c77d9515e325812f1bb0c34b1a74211eb9cca36c0f6efc291e41
PDF
Publication page255e054e3d5126443a08feda8c2998f504532ff5bb7315f87db558e9b709db7b
Manifest4184f7fff20497636cae41077f21a1be6dbcd155a6e54ccba3763aa7461e2387

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
SignatureVqDhbvegZ5duag4tE7AgYNhT3rdAt3S5QE9ad6216gK2qTCukN0OC+s3Pq/cxW9koifKivK/JDD18RMUlFLMBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:16:58.789220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009552
observed 255e054e3d5126443a08feda8c2998f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:58.770025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009552/manifest.json
observed 4184f7fff20497636cae41077f21a1be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:58.749247ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009552/publication.md
observed 8509d228c411c77d9515e325812f1bb0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:58.729734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009552/publication.txt
observed 2a2b9211483772618735f2cb8854ec20...
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.