OpenTechnical

OT-2026-000023537

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, 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-2026-000023537) never changes.

Identity and time

Publication numberOT-2026-000023537 · never reused
Internal UUID01a0ae70-7269-75a3-86b5-92cce4b5c438 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023537
StatusPUBLIC

Content hashes

Canonical text5f45c61f119b85ec500a2e856411b9fffa78e1a4088e4122375f609b668ef0fc
Markdown3f9999fb3ff2cc38b6050d0932e74467328dafa7bc3b7a5f85cc67464f2b65bd
PDF
Publication page4e67229ef6fb88f5beeda8c5f08dd2188b1fd82cf26ed04120bf6454a4f93507
Manifest0658d261f672ea4f8b67b57b819176d1e89a1ac3676256962d62a7c60f7fa349

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
SignatureR7qG9Z/Q3o4nf5Gxz1Rj8SDhc2YeqhZgb05EBe5BZwX4ytmAlkGDQPbwSNx6k7mSFttvcS8S9BSv7B2YpvlUCg==
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

2026-09-17T11:51:52.676944ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023537
observed 4e67229ef6fb88f5beeda8c5f08dd218...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:52.660206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023537/manifest.json
observed 0658d261f672ea4f8b67b57b819176d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:52.642017ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023537/publication.md
observed 3f9999fb3ff2cc38b6050d0932e74467...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:52.618710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023537/publication.txt
observed 5f45c61f119b85ec500a2e856411b9ff...
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.