OpenTechnical

OT-2026-000034367

Publication integrity record

Three bellows cup vacuum gripper, three zone face, plant vacuum fed, supply line pressure sensor, pulsed blow-off 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-2026-000034367) never changes.

Identity and time

Publication numberOT-2026-000034367 · never reused
Internal UUID01a0ae75-df0e-7452-8c7d-7adc09b3b861 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034367
StatusPUBLIC

Content hashes

Canonical texte4ad30e16043edff15878ffcb98692b2f37eaeff23cb89a52b764214c2bf482e
Markdown4e5d7affcc5d5413304370c15cfcbae226c0ee2dbfc601f239eff8f12a71461e
PDF
Publication pagebe464fb09f09686faa5ca1a8b8be0ed822214dd8a1254f24e586a327545f9eca
Manifestf6722aeb637abf601fde9e00a53b4fcf23a6d760a1997e256da62378362d18e1

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
Signature2RECLz+ZLM7Jqx+kBLc256gRsENb3Mr6rGw+xas1Q71QC0WF0ZX9YliifoGTjbrY+Kat0+7OMddVCqwagYBrAg==
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

2026-09-17T11:31:04.421765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034367
observed be464fb09f09686faa5ca1a8b8be0ed8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:04.394432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034367/manifest.json
observed f6722aeb637abf601fde9e00a53b4fcf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:04.376290ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034367/publication.md
observed 4e5d7affcc5d5413304370c15cfcbae2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:04.356795ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034367/publication.txt
observed e4ad30e16043edff15878ffcb98692b2...
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.