OpenTechnical

OT-2026-000101527

Publication integrity record

Two cup vacuum gripper, two zone face, single stage ejector, pulsed blow-off after 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-2026-000101527) never changes.

Identity and time

Publication numberOT-2026-000101527 · never reused
Internal UUID01a0aea4-0e15-7e2e-b481-579c3a4f1961 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101527
StatusPUBLIC

Content hashes

Canonical textc906000ee59b5642f1627df00e532a46f494b56c22783cb1b449f8098ea76ba2
Markdownd2422cbd2542cf9bb49445b5a35235504ab29cc764588ea0d0c8dacf63639913
PDF
Publication paged1ae6e0f09b5c61c777b9e15193b7d0d98dca748637dac218c7beea47a4e2d00
Manifestc6b54370b80fa2a63caf668aee539ff65a3d0151867afa15ec2e7e4f2951a5f0

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
SignatureaDBCTCBYN5ChaSBWkJyFd0UMxiDGwzQja0FdeO3Mu9E8xTHCBnr+C8fGACklluNXuf5RpKmegfpC0iEQuUl5DQ==
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

2026-09-17T09:25:33.809928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101527
observed d1ae6e0f09b5c61c777b9e15193b7d0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:33.792508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101527/manifest.json
observed c6b54370b80fa2a63caf668aee539ff6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:33.772189ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101527/publication.md
observed d2422cbd2542cf9bb49445b5a3523550...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:33.754147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101527/publication.txt
observed c906000ee59b5642f1627df00e532a46...
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.