OpenTechnical

OT-2026-000082551

Publication integrity record

Two cup vacuum gripper, two 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-2026-000082551) never changes.

Identity and time

Publication numberOT-2026-000082551 · never reused
Internal UUID01a0ae97-8cc7-76e7-9f2d-a0fd5a84ab7a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082551
StatusPUBLIC

Content hashes

Canonical text629c4191534c39f5a7f111f0abd49e93a932b880b74880ce9f7149968ed6c4b5
Markdown9f496a86529d11c4131ded8c35f61a07b1de4a147809760d504cc929cab7e178
PDF
Publication page3732c384e558ff73708c970ff102c8b22fbead48e2d438aeaea8588a46306143
Manifestc536ab92daff36b52c3d4f3812bb32e3c70862dc4f05b55bab23748f3aa09e6d

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
Signature3fZ60VrATRYUlpn0m+tprFOtaI5ocyvitw+U2R8p00vcLR9YFYfC/Pt1r408KvtRl45zSe2z++F40kDACIBWAQ==
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

2026-09-17T09:57:59.307878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082551
observed 3732c384e558ff73708c970ff102c8b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:59.292104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082551/manifest.json
observed c536ab92daff36b52c3d4f3812bb32e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:59.276276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082551/publication.md
observed 9f496a86529d11c4131ded8c35f61a07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:59.260751ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082551/publication.txt
observed 629c4191534c39f5a7f111f0abd49e93...
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.