OpenTechnical

OT-2026-000088057

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, two stage ejector, supply line pressure sensor, sustained 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-2026-000088057) never changes.

Identity and time

Publication numberOT-2026-000088057 · never reused
Internal UUID01a0ae9b-1aa7-7851-971a-4ccc51ad55a1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:15.638297Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088057
StatusPUBLIC

Content hashes

Canonical text6e16b0b4b91a96d53b1be6a13b2118ee4c099357805af446b1951b518f3e1dc4
Markdownf26647398d969df82eaf7ee80eec209d4902fa5a24f9d77038fc181f51ddbd54
PDF
Publication page9d7a94f622cacfb47f9be8371ff68f0ca58d8159036bd169122942965f9e15bf
Manifestc11431c9ec8d927ee78a5580ce2ee0c41932922aa3364ef160a2c2bdf7c2d5da

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
Signature73LDTu6NSweQcKQ3YPqNkaxhwz++DpDLMRvbWOr5QETM+xTxy1hRQX1ivq9UjCSli8GWckqNT/6PU+FmfTb+BQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:50:03.018977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088057
observed 9d7a94f622cacfb47f9be8371ff68f0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:03.000145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088057/manifest.json
observed c11431c9ec8d927ee78a5580ce2ee0c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:02.981634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088057/publication.md
observed f26647398d969df82eaf7ee80eec209d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:02.962929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088057/publication.txt
observed 6e16b0b4b91a96d53b1be6a13b2118ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:02.083272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088057
observed 9d7a94f622cacfb47f9be8371ff68f0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:02.064027ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088057/manifest.json
observed c11431c9ec8d927ee78a5580ce2ee0c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:02.044960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088057/publication.md
observed f26647398d969df82eaf7ee80eec209d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:02.013130ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088057/publication.txt
observed 6e16b0b4b91a96d53b1be6a13b2118ee...
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.