OpenTechnical

OT-2026-000052726

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single 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-2026-000052726) never changes.

Identity and time

Publication numberOT-2026-000052726 · never reused
Internal UUID01a0ae84-a42d-7b99-92e3-d4f10f7f6ac5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:43.524202Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052726
StatusPUBLIC

Content hashes

Canonical textf1a6258465cd9d2e7e6828e5a1a9f05bce48faa39cc5932f1baf9a68090dbcb4
Markdownbf87c2cabccf281fb0ee15fa23dbc88362717ad671c8e804364c0f91d2377d79
PDF
Publication paged9ae8f744599f98e0d04b44f407938638f3590d05a912ef12049e03393713fbd
Manifest114114d16df50d0953b208dd103f7a952055417ebf9198f65645cd68f1aab663

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
SignatureBzrf0sM8eozPXkIqog/eznK9ZTBAyIsteZtS//OgewPquV/ZtAi+YiUqvoAsHVEyyRjNAadvw4696gTx++TOBQ==
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

2026-09-17T10:55:43.171956ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052726
observed d9ae8f744599f98e0d04b44f40793863...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:43.153855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052726/manifest.json
observed 114114d16df50d0953b208dd103f7a95...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:43.135595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052726/publication.md
observed bf87c2cabccf281fb0ee15fa23dbc883...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:43.118267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052726/publication.txt
observed f1a6258465cd9d2e7e6828e5a1a9f05b...
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.