OpenTechnical

OT-2026-000095634

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, 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-2026-000095634) never changes.

Identity and time

Publication numberOT-2026-000095634 · never reused
Internal UUID01a0ae9f-fac4-7019-b163-848be9c6d579 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095634
StatusPUBLIC

Content hashes

Canonical text7db2af89f710e7f694d78e2375f6f3747acdf952288c9e62d1ccea86a509bd80
Markdown8a5b97acd62166264a3215aefbbb225dc6a9ae55fbee3559a4445ceec5678afc
PDF
Publication page8f716a2f8411f4057bc392cca5419eb746a361c0c7e3e574c4b30f5d7c346f92
Manifest3fe13c3504b96e9204ee29ce32d61de79556542e3635de3a9b96c30e42f5ea04

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
Signature8j8JT65tKwEYMEf7HWBwAOPhXkiHVzszhCQDHz9g6yZ4293gdaQiH+XBK6bqtFilik+HgT3mr80zrYZo7NIYDA==
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

2026-09-17T09:35:05.829232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095634
observed 8f716a2f8411f4057bc392cca5419eb7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:05.808027ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095634/manifest.json
observed 3fe13c3504b96e9204ee29ce32d61de7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:05.787263ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095634/publication.md
observed 8a5b97acd62166264a3215aefbbb225d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:05.767989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095634/publication.txt
observed 7db2af89f710e7f694d78e2375f6f374...
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.