OpenTechnical

OT-2026-000087186

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, 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-2026-000087186) never changes.

Identity and time

Publication numberOT-2026-000087186 · never reused
Internal UUID01a0ae9a-9f2e-78f6-8644-cc5afecd72e6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:44.027043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087186
StatusPUBLIC

Content hashes

Canonical text4042d5456459be34c16c94e848ec55bb83df515450cd24811221975b91b11e30
Markdown3b83fc04f19facbf370c8058303e5ad9f9a79abef1bbfae3d433f8ef64dc2abe
PDF
Publication pagef077a3c4512df10b58606cccd93081060baea2bde624c9d5467238fdc9653cdf
Manifestba954b41f2a333fd2b3ec2ae0c6ab926d2f9ba38c5d8ecb2dd0239a214e1f499

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
SignatureYdL3zyTECtoQwbQHlWciG9MZNQl6jYco+6rKf+08diH6eAGdZtLuMGbSl1I/sLciP1v8HPyfCEN92Yc2cK7tBg==
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

2026-09-17T09:51:27.618845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087186
observed f077a3c4512df10b58606cccd9308106...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:27.602225ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087186/manifest.json
observed ba954b41f2a333fd2b3ec2ae0c6ab926...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:27.584292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087186/publication.md
observed 3b83fc04f19facbf370c8058303e5ad9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:27.565757ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087186/publication.txt
observed 4042d5456459be34c16c94e848ec55bb...
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.