OpenTechnical

OT-2026-000005614

Publication integrity record

Vacuum cup gripper, two zone face, two outlet manifold, ejector fed, contact triggered, silicone 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-2026-000005614) never changes.

Identity and time

Publication numberOT-2026-000005614 · never reused
Internal UUID01a0a93f-0d07-7e2b-9613-79adab29c9f7 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:04:36.745600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005614
StatusPUBLIC

Content hashes

Canonical text98f00185893678017db03ee1c7e9e3791e19a049c41ba47af4a01c620b819ad4
Markdown76a98c8990923428dd51056689ca69f5992d5d698278f5b10c9fb4137d560baf
PDF
Publication page12ee66de1c1be4800fc3f28728c535c62082b8671070ae6959c054b293b951af
Manifestb6d9e794b863486010879ca489ab81674aaed7eb6663cc0781bc77addbc5aea2

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
SignatureJk+LY+Yb7PuydKvQyRbCJyg0Dqw5GfahIf2U/oHDFBC6e/AAUyv36L5XY6kF6wfaXpOGs9UKctdwt52/3K+WAw==
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

2026-09-16T08:10:20.652440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005614
observed 12ee66de1c1be4800fc3f28728c535c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:20.638709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005614/manifest.json
observed b6d9e794b863486010879ca489ab8167...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:20.623611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005614/publication.md
observed 76a98c8990923428dd51056689ca69f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:20.484226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005614/publication.txt
observed 98f00185893678017db03ee1c7e9e379...
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.