OpenTechnical

OT-2026-000034277

Publication integrity record

Single cup vacuum gripper, common isolation valve, single stage ejector, supply line pressure sensor, 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-2026-000034277) never changes.

Identity and time

Publication numberOT-2026-000034277 · never reused
Internal UUID01a0ae75-df0d-7147-801d-92f586d868e2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034277
StatusPUBLIC

Content hashes

Canonical textb33239159fc66a51ff7e42289d9f7f85ffb2b7043a49409d50c131844bad8c1f
Markdown8e10a32d9c1be87e0b0d42e574e9a16a7d6c891906c978a1a2bd7b2dcbd22268
PDF
Publication pagea4aa640d7dcc898760b3f837609dfdad7d3913c679f2a6e2dfc9403bb67612d7
Manifestf9747dca6f3b0166c14fba0e67d65cace73989c02a571648189539508a93a42e

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
SignatureJbEFzBKLt/yoTNosDIkYeI1Cr91mNwryDvQ9AXlWDk0LhGY97dm6Mg2aZVayvsIaThr47QMgDS8LHnxcEKeQBg==
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

2026-09-17T11:30:57.675212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034277
observed a4aa640d7dcc898760b3f837609dfdad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:57.656863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034277/manifest.json
observed f9747dca6f3b0166c14fba0e67d65cac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:57.637463ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034277/publication.md
observed 8e10a32d9c1be87e0b0d42e574e9a16a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:57.617310ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034277/publication.txt
observed b33239159fc66a51ff7e42289d9f7f85...
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.