OpenTechnical

OT-2026-000005874

Publication integrity record

Bellows cup vacuum gripper, six outlet manifold, two stage ejector, contact triggered on the face

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-2026-000005874) never changes.

Identity and time

Publication numberOT-2026-000005874 · never reused
Internal UUID01a0a947-c05d-77cc-81f2-438f7f329619 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:14:06.943564Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005874
StatusPUBLIC

Content hashes

Canonical text7a42b50dfafa89def963c07b652ba57fc184954c430b3e2643255d5d6847f40c
Markdown3dfad094b198f904569bfcfbcb99feb53ef7f783531d60d4a0265f8f39ef8f58
PDF
Publication page31fce1a43965a7b4c10a473153fceefecb5698f110af2a0bdba25f3a28a9cee4
Manifestb9957b197af0ad440c8697abbb9b5789d02aad1d6691941a25bcef9ff03c6056

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
SignaturesIJWpXNCnpthNRgiOdoInbAtp3GmPlGP0PXSwg7LSb4nvowN0HB4I8AsS9b/btDnFem+awmsoHZdnf29U3nXBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:27:03Z
batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof
root dbe93cb6b2158496df2f60f3b6822537...

Independent retrieval

2026-09-16T08:20:22.929307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005874
observed 31fce1a43965a7b4c10a473153fceefe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:22.914024ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005874/manifest.json
observed b9957b197af0ad440c8697abbb9b5789...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:22.901017ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005874/publication.md
observed 3dfad094b198f904569bfcfbcb99feb5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:22.885839ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005874/publication.txt
observed 7a42b50dfafa89def963c07b652ba57f...
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.