OpenTechnical

OT-2026-000101231

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, two 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-2026-000101231) never changes.

Identity and time

Publication numberOT-2026-000101231 · never reused
Internal UUID01a0aea3-c378-7936-abc4-b7a0e350a000 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101231
StatusPUBLIC

Content hashes

Canonical textdfb3006bf35996c66b361ac410b2ca5a86f2f1d08ba89a7efb4392ff290ea2f9
Markdown4d116646f19fb576d5e021edb6f7a93b97409f7749378613dcf348587b957481
PDF
Publication page2335cb2a8cc3e285729b0632b477f86769e85ee308b5b45cc7de9a31f0fa8953
Manifesta5794edcf7f246541e77b09d797557e003063efd09504d6fb76f57deea71723c

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
SignatureiFMsYAUqtgbOg6lMCFx6+wxXQS6/npeSACm91AgVv+xZL6O0aktFMVpuKbhw4SKGx09S2S6ujSpdPHZen0SXCg==
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

2026-09-17T09:26:53.373095ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101231
observed 2335cb2a8cc3e285729b0632b477f867...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:53.355546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101231/manifest.json
observed a5794edcf7f246541e77b09d797557e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:53.336763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101231/publication.md
observed 4d116646f19fb576d5e021edb6f7a93b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:53.317500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101231/publication.txt
observed dfb3006bf35996c66b361ac410b2ca5a...
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.