OpenTechnical

OT-2026-000032565

Publication integrity record

Six cup vacuum gripper, six outlet manifold, pump fed, pulsed blow-off after 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-2026-000032565) never changes.

Identity and time

Publication numberOT-2026-000032565 · never reused
Internal UUID01a0ae75-106f-7e68-ab5f-92c3d09d23ab · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032565
StatusPUBLIC

Content hashes

Canonical text0ba759965fbf813cc5ff058eafecddbe6fb69c1cd8d6b024d64c8e8cdcfe6038
Markdown81db3db38ec2397b6c231386aed4921d2bc562cc044235c903082576c0a81241
PDF
Publication page52f4dd895ce8df11105e24d0f8d044fb74e51acf967e041ed28e1cd27dfc2a55
Manifest49aea20bc592d71becc8bdb3874b4d7d9bc53dd715c994901d6d43cece3d75e2

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
SignatureeDNFadlI87u/0IBrrdIUXB3Nu2lQTqM9xFBvBtoFuEiBSWhUO2bPe2d0s8HROdWRJ+fhppN2Rn+VGaY0+xd7Dw==
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

2026-09-17T11:34:08.191776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032565
observed 52f4dd895ce8df11105e24d0f8d044fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:08.172735ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032565/manifest.json
observed 49aea20bc592d71becc8bdb3874b4d7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:08.152758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032565/publication.md
observed 81db3db38ec2397b6c231386aed4921d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:08.134032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032565/publication.txt
observed 0ba759965fbf813cc5ff058eafecddbe...
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.