OpenTechnical

OT-2026-000005277

Publication integrity record

Bellows cup vacuum gripper, three outlet manifold, two stage ejector, contact triggered, plastic cups

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-2026-000005277) never changes.

Identity and time

Publication numberOT-2026-000005277 · never reused
Internal UUID01a0a933-a504-7be8-be26-c185cfbbfa33 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:52:09.223302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005277
StatusPUBLIC

Content hashes

Canonical text4e9a5cd6f5b508c87bb5b9d2018508c834df7e505c8d84753d5132ee37c27fbd
Markdown85045ecc04d4b10f8182a15c3a6387078267ea2d1ca476475351ec35ecd91c41
PDF
Publication pageca10915bce2cf60e5e59aa642bee1b99ab1d101b6ebd8df04f01308bd79aa11b
Manifest1e499bc17060e64aca9faed7eb3889ea35b9fff49e816ebb60e59cf1bcaf7c0c

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
SignatureNQwTTjyIjXuqmnc48nxFV7xkOYVaKyYjPfk40pVGOdChgFMRAKJT85gk1j8s+uePxjSQXQGBg+7UqNSr8Ya4BQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:07:02Z
batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof
root 8f13af7374aef42943b7bbe6a279c57a...

Independent retrieval

2026-09-16T08:00:27.691471ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005277
observed ca10915bce2cf60e5e59aa642bee1b99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:27.677577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005277/manifest.json
observed 1e499bc17060e64aca9faed7eb3889ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:27.665322ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005277/publication.md
observed 85045ecc04d4b10f8182a15c3a638707...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:27.652822ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005277/publication.txt
observed 4e9a5cd6f5b508c87bb5b9d2018508c8...
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.