OpenTechnical

OT-2026-000064805

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, vented 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-2026-000064805) never changes.

Identity and time

Publication numberOT-2026-000064805 · never reused
Internal UUID01a0ae8d-debb-7885-af7a-d388e451d82d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064805
StatusPUBLIC

Content hashes

Canonical textca3a085f646450014adf094b45684a483cde6b52fca779e972bfe48a485127c8
Markdown6b06b6043c3a2120de15cd434e3565867e9e7bbf861150e0ccb1571bae6ef9f1
PDF
Publication page759f20f18e9a6679cd1909e73d0c3b0d85a9199dc6da986bb4afe6005203e31a
Manifestd602448560dd052447fac5fac3a434706ec2ef389ad44eec5b24117132dec5f1

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
SignatureSULGYEnDtg9cW3/VXNkW+Jwb+HMY9rYt0FcSxY6WD9UlEORfv+Pt7byTYl/AHcpvCtq1KW8LOnkrjfMezozOCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:35:42.403975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064805
observed 759f20f18e9a6679cd1909e73d0c3b0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:42.387807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064805/manifest.json
observed d602448560dd052447fac5fac3a43470...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:42.370164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064805/publication.md
observed 6b06b6043c3a2120de15cd434e356586...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:42.350814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064805/publication.txt
observed ca3a085f646450014adf094b45684a48...
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.