OpenTechnical

OT-2026-000080680

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, manifold pressure sensor, vented after 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-2026-000080680) never changes.

Identity and time

Publication numberOT-2026-000080680 · never reused
Internal UUID01a0ae96-b973-7e33-9b6b-ff2468d0b559 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:28.739380Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080680
StatusPUBLIC

Content hashes

Canonical text97b268dbfe26bc932308181a1d2bd63553bfa3d32843e01e277ad138d2623c18
Markdown5a5e6c8a5e1003c0a06432079cd94f2a7e67a7e38cb9feb953f9d3a0c233eb9d
PDF
Publication pageab0e6b5a990384a0586a291b60733f4007b770f68dc35543f33b1c4d34d635a8
Manifest8f553eac1e3f546970c3c03b9bbdcd081470ae72321f3bba69e7ccb5f4cdf04d

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
SignatureAotUzzYrT+96g++UXyecRR4iFN0qzzUbGwSk9S46YyPP/jJF31rWktCvsKunftP66GGu1rUlLfyUXsUxv1e/DA==
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

2026-09-17T10:01:41.044474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080680
observed ab0e6b5a990384a0586a291b60733f40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:41.025619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080680/manifest.json
observed 8f553eac1e3f546970c3c03b9bbdcd08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:40.968324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080680/publication.md
observed 5a5e6c8a5e1003c0a06432079cd94f2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:40.908802ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080680/publication.txt
observed 97b268dbfe26bc932308181a1d2bd635...
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.