OpenTechnical

OT-2026-000008614

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, manifold pressure sensor, sustained 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-2026-000008614) never changes.

Identity and time

Publication numberOT-2026-000008614 · never reused
Internal UUID01a0ae6a-e46b-7ad3-b88e-346b7c43f46d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008614
StatusPUBLIC

Content hashes

Canonical text278e77c7e5677f9435a60a5b929bf1ea71e8735ff3208fcccf4d3f8fee4d46d8
Markdown2f5367541a7cc72813c1aa3d8edab126fcee61c8dcf05a81f8b4e93cc539777e
PDF
Publication pageea7cb4ff3cb5c3d7afbd81c9df1743eed8cf023339e099d0c254c613db43b193
Manifest4c4a8a7a01b80aa733a9fc402383d51aa0dee2cb1d562cb944580f54ed7a3973

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
SignatureO37CyqkXPfPb/43ebsNceQt6kMxKnJu5BUd/hbegaP6l6KjMgg+JLxyjRYtF1Iux+fHzql3K3V3QdwI0DM0UDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:34.340251ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008614
observed ea7cb4ff3cb5c3d7afbd81c9df1743ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:34.318532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008614/manifest.json
observed 4c4a8a7a01b80aa733a9fc402383d51a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:34.297647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008614/publication.md
observed 2f5367541a7cc72813c1aa3d8edab126...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:34.275536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008614/publication.txt
observed 278e77c7e5677f9435a60a5b929bf1ea...
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.