OpenTechnical

OT-2026-000036747

Publication integrity record

Three cup vacuum gripper, three zone face, common isolation valve, two stage ejector, 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-2026-000036747) never changes.

Identity and time

Publication numberOT-2026-000036747 · never reused
Internal UUID01a0ae77-46e8-760f-9bb8-8680f1c300e3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:07.671965Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036747
StatusPUBLIC

Content hashes

Canonical text7d5934b5f2906f8c743e27d76fc367818a22c9650c998803c3206756e7114d57
Markdown69b2ae358d11a035dc4a0b528ef3ccf761b701de87915632b35557885b16acd3
PDF
Publication page723ab87c9556504090f77024d57a51270f5297c33c07e23e1b00944ce817c2a7
Manifest6ccf4a45bcd11809129cc137b1864a9cc865435619b456578e7f6cf710e6c31d

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
SignaturepsDHqAhoXNAYt01gPxroiyIxm0Ff6MT4b7UR58MsypkL9Y+ecoF2ygYfnJY4b+SkhMqUiK48Gwb+N16b6IkMAg==
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

2026-09-17T11:26:06.929132ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036747
observed 723ab87c9556504090f77024d57a5127...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:06.912780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036747/manifest.json
observed 6ccf4a45bcd11809129cc137b1864a9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:06.896210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036747/publication.md
observed 69b2ae358d11a035dc4a0b528ef3ccf7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:06.878155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036747/publication.txt
observed 7d5934b5f2906f8c743e27d76fc36781...
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.