OpenTechnical

OT-2026-000037945

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed 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-2026-000037945) never changes.

Identity and time

Publication numberOT-2026-000037945 · never reused
Internal UUID01a0ae77-f88a-7cab-9961-ebadd73c8c79 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037945
StatusPUBLIC

Content hashes

Canonical textc57b9a856c09f2b905992dd52edb744ae42cac196d47cf497ddf233930e25c52
Markdownf635d900d5a47c70ad3f7e7aa1dc285f5d68dd62845cc4ab3753aa1d911c0491
PDF
Publication page94fb6e651c47ada95bddb00bbe7202602572af50581488be28b5c84014bc476a
Manifest10afd8f3dc7b1afbf1844c76009a876d108725b283980c8a741f489719f5b546

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
SignaturexJZWZXtzYe+TlamJLYrCI83fGdgaqcIgnxWsE67MijneP1qgBe5KQqraXZfUYx4VYB3Fh7DCWmSg6lWmOb/PBQ==
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

2026-09-17T11:23:13.841966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037945
observed 94fb6e651c47ada95bddb00bbe720260...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:13.824126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037945/manifest.json
observed 10afd8f3dc7b1afbf1844c76009a876d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:13.805090ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037945/publication.md
observed f635d900d5a47c70ad3f7e7aa1dc285f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:13.784087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037945/publication.txt
observed c57b9a856c09f2b905992dd52edb744a...
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.