OpenTechnical

OT-2026-000077555

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, three stage ejector, pressure sensor per zone, pulsed blow-off before 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-2026-000077555) never changes.

Identity and time

Publication numberOT-2026-000077555 · never reused
Internal UUID01a0ae95-2ece-7f2f-9fd7-9735386d9e69 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:47.703064Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077555
StatusPUBLIC

Content hashes

Canonical text4183b6d4fae7e98561df8e4c85603c2c03d81d7dfe9c2939dba341acccef479d
Markdown5ffbc7ea1a63917e19fbe3d1bcd6997d45c0d2f2c9f2cbcc6dbea256576f5a63
PDF
Publication page24e419455a8926b9f94b775eeb0be66869dcdc4da2d5ac7d75f0ee883e43da6c
Manifestcec6f291b0865df1f399aca0fa13b201ea2cc374f57170990e1f0daed061a2d7

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
SignaturepIiujPunLw6pNhrORQoiQBKXEZxspWRDmh4w6GcjoUIxdXv53sYD1ua2YXqIIszyvBaqPR34w78PmzRM+B1xDQ==
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

2026-09-17T10:07:01.957336ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077555
observed 24e419455a8926b9f94b775eeb0be668...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:01.938377ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077555/manifest.json
observed cec6f291b0865df1f399aca0fa13b201...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:01.911824ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077555/publication.md
observed 5ffbc7ea1a63917e19fbe3d1bcd6997d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:01.890503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077555/publication.txt
observed 4183b6d4fae7e98561df8e4c85603c2c...
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.