OpenTechnical

OT-2026-000081616

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, supply line pressure sensor, vented after set-down

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-2026-000081616) never changes.

Identity and time

Publication numberOT-2026-000081616 · never reused
Internal UUID01a0ae97-0f72-7f30-9209-a50c93621a05 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:50.648824Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000081616
StatusPUBLIC

Content hashes

Canonical textd16604ab4d1fe8d26dc43db2ffe8b6df1dc771e929422fb33eb6f5002bcead98
Markdown353cac5c436a448f3fedc0f71c47751a1a87ba187456d85e07c8f90c96f6dfee
PDF
Publication page34cbdea4329debad52c6874904751859b9830ade9ec9eca20dc302f6fed58374
Manifestcf19d687827d6297e7349d02cdc354c16f95bb2d0d982ea2837637323c2aa1e0

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
Signature128GFSUcxDZBK4rnfIsz69Q9txbwdZ8XZp68jT/b9hPUY3FryzvrE/w7EWElRyc1gnq7bUVe/7OF2kKi/IJuDA==
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

2026-09-17T09:59:39.495359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081616
observed 34cbdea4329debad52c6874904751859...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:39.477434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081616/manifest.json
observed cf19d687827d6297e7349d02cdc354c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:39.452163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081616/publication.md
observed 353cac5c436a448f3fedc0f71c47751a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:39.433696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081616/publication.txt
observed d16604ab4d1fe8d26dc43db2ffe8b6df...
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.