OpenTechnical

OT-2026-000097152

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, two 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-2026-000097152) never changes.

Identity and time

Publication numberOT-2026-000097152 · never reused
Internal UUID01a0aea1-01c9-7789-91d9-77bb943243ff · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097152
StatusPUBLIC

Content hashes

Canonical text244e8773b04455c77db53f5bdf50e51a88d46f1ae5d06ffcf23e4844b475233b
Markdowna636b9fa23ad8fd6148ac4c6e35f35dc60e005836f2c1bdcce9d8e07942fcad5
PDF
Publication page8dee1d5e32e97fb66dfe802282eacc845c98b8fb49145d9742cf03e791542069
Manifest325def40e4d0ec689b23f0cddbd6c2ed41bddfbe9ba02d43d1611df7f20b1d43

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
SignatureZh5Dd4NwsvyGC9BLPnks+GWAjvKtGvS2hWFBF6n1xBzSQ8E9xr84PkeyN1ai+yD5M3kwmoHM/MmsciiHy3tXCA==
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

2026-09-17T09:10:57.698373ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097152
observed 8dee1d5e32e97fb66dfe802282eacc84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:57.674677ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097152/manifest.json
observed 325def40e4d0ec689b23f0cddbd6c2ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:57.656080ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097152/publication.md
observed a636b9fa23ad8fd6148ac4c6e35f35dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:57.637811ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097152/publication.txt
observed 244e8773b04455c77db53f5bdf50e51a...
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.