OpenTechnical

OT-2026-000033864

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, manifold 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-2026-000033864) never changes.

Identity and time

Publication numberOT-2026-000033864 · never reused
Internal UUID01a0ae75-a391-7df7-a6fc-52c7e4280245 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033864
StatusPUBLIC

Content hashes

Canonical textca0927d3794495e4421483019deb8fbbf37577b7f7b3b0eb4814eee6734c8fe3
Markdown5aebdb660481cd750db8bec8537855b4c840bbb253d34be74fedbf543742dca1
PDF
Publication pagea6f4429cd759ebad2dce1451b8ae6d2bed196e21088f74e8f396bae28fd36645
Manifest52d8c881ed01c90ce482ff13851429422156ad40aa93c14a673496caeb624327

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
Signature8GuuXgQBpmQmgeYTFOwzY9jj/oMWJ4E1uIo+SRglLz7J5BTtkyIe3Vp897E8EN7uVf/EeG439wQ4IUNMTrXACg==
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

2026-09-17T11:31:55.656646ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033864
observed a6f4429cd759ebad2dce1451b8ae6d2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:55.637038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033864/manifest.json
observed 52d8c881ed01c90ce482ff1385142942...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:55.619557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033864/publication.md
observed 5aebdb660481cd750db8bec8537855b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:55.587102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033864/publication.txt
observed ca0927d3794495e4421483019deb8fbb...
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.