OpenTechnical

OT-2026-000027529

Publication integrity record

Six cup vacuum gripper, six outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000027529) never changes.

Identity and time

Publication numberOT-2026-000027529 · never reused
Internal UUID01a0ae72-6998-733e-9dcd-6e89649f1338 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:48.928538Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027529
StatusPUBLIC

Content hashes

Canonical text7a8a16569cdf0353253426fc940f8894fa143f3c1ec4fedd10f16e927fc400f7
Markdowna4c0771782a3e04b0ff21a49f09f9adc2695557550422bc4320a1b6a5b16d83d
PDF
Publication page65681b397798b6318d43be78ea3b59f13454687a9926d914f236c59124fb9bd0
Manifeste680c3f108e8dae9b81401d51319bf7f2763123fdd9978cfd22ee39743ff347a

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
SignaturepCu1cYMLwkCxnteyOUpQaPIheLBbfolE2j4RUEfEBVaP8UwJ8n8M28FsA9oA7Wj0vLxRNlGmq297iSz5WnqiDw==
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

2026-09-17T11:43:00.654527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027529
observed 65681b397798b6318d43be78ea3b59f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:00.638647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027529/manifest.json
observed e680c3f108e8dae9b81401d51319bf7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:00.621371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027529/publication.md
observed a4c0771782a3e04b0ff21a49f09f9adc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:00.605154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027529/publication.txt
observed 7a8a16569cdf0353253426fc940f8894...
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.