OpenTechnical

OT-2026-000044282

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump fed, 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-2026-000044282) never changes.

Identity and time

Publication numberOT-2026-000044282 · never reused
Internal UUID01a0ae7c-39d6-7d69-ab8a-1ca1982e252d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044282
StatusPUBLIC

Content hashes

Canonical text224389f0f396b335e849b32ee16ea24f90890511045937b6da1aedcfb4b06128
Markdownfce8a4fae72c059adf7a2131fb9fdd6bd15bf25c1efeb8ec0e073d490b9cdd4b
PDF
Publication page652a39e9015b7ccfb191f6747c138025b9fd38f2ce7caf83c445fc12d7b88e22
Manifestfe47e82e8aed2600572b358494a063b9109270184e5d7fb5a8f4a16c5e2f65c3

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
SignatureHcV2xsbz4mR5jCiVIj6gBFOHTzKhIpDzurwybozPegz3tB8oIkMWq+Z/66LcvNkjENtMT03bqoDfKAv69D6+DQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T08:30:12.467058ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044282
observed 652a39e9015b7ccfb191f6747c138025...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:12.323145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044282/manifest.json
observed fe47e82e8aed2600572b358494a063b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:12.304710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044282/publication.md
observed fce8a4fae72c059adf7a2131fb9fdd6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:12.285807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044282/publication.txt
observed 224389f0f396b335e849b32ee16ea24f...
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.