OpenTechnical

OT-2026-000053606

Publication integrity record

Two pad foam vacuum gripper, two 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-2026-000053606) never changes.

Identity and time

Publication numberOT-2026-000053606 · never reused
Internal UUID01a0ae85-0a94-7914-8a1f-e72262c0bb14 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:09.762364Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053606
StatusPUBLIC

Content hashes

Canonical textdb1f31db7a612dc7287fc11ea473c3c09e717b5c4cbb0cd65a9dc8cd0db7cd99
Markdownad9550227ad4c573ca355dfb8a186ff250edb7aa64c26d8c794eb01139a4175c
PDF
Publication pageb624a8d2dbedb1ae0cb3b88b04290f3f31992687b01c0d1c17a0a128cfe84f33
Manifest4af4da6a3809e5501fcadb5814807099292fc4c18f43610596621d0cf78552ff

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
SignatureknFI4q5Q0Jz+o5+1atvKyrbCShfaDg+UBEIdt7pbe/r+QZZRwPK+7L+EK5mMB0h8MbxG/Q8hTg8YgrNK+BxUDg==
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

2026-09-17T10:55:28.798782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053606
observed b624a8d2dbedb1ae0cb3b88b04290f3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:28.781293ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053606/manifest.json
observed 4af4da6a3809e5501fcadb5814807099...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:28.760694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053606/publication.md
observed ad9550227ad4c573ca355dfb8a186ff2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:28.741928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053606/publication.txt
observed db1f31db7a612dc7287fc11ea473c3c0...
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.