OpenTechnical

OT-2026-000052610

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, vented 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-2026-000052610) never changes.

Identity and time

Publication numberOT-2026-000052610 · never reused
Internal UUID01a0ae84-573b-7cd5-9688-8ac39632a6de · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:23.819394Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052610
StatusPUBLIC

Content hashes

Canonical text498dcc297d3f4441aaa0f9eaa9e5b252160bb4258fa834e3190b9bb065878a48
Markdown0569bdf53003ccc3cb7d85bbdb1242b64c1215bd4e34ea44e103a8a602cd2985
PDF
Publication page0f1399c7492dd3ca673694294016ccb03fb677ca4086e24b702a7a466886b738
Manifest102b9814edee63953a01e27629232a5d2a21768ccbca32d2e80418b247847c40

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
SignaturehAAZpUfSsb6ruMM/MKUQdZsXQfOAcKViqb15yOrVnlEi2mFSk1p5xP3NYi3cKjsfacNADzinHdUqGIx0FfQGDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:57:16.812273ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052610
observed 0f1399c7492dd3ca673694294016ccb0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:16.793823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052610/manifest.json
observed 102b9814edee63953a01e27629232a5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:16.775248ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052610/publication.md
observed 0569bdf53003ccc3cb7d85bbdb1242b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:16.756469ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052610/publication.txt
observed 498dcc297d3f4441aaa0f9eaa9e5b252...
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.