OpenTechnical

OT-2026-000073260

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, manifold pressure sensor, vented before set-down, on a tool changer

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-2026-000073260) never changes.

Identity and time

Publication numberOT-2026-000073260 · never reused
Internal UUID01a0ae92-efb7-7779-9017-57b4118e8b03 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:20.363042Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073260
StatusPUBLIC

Content hashes

Canonical textae2518664412dd62bf6ccef9d881280f5bbfb177e9c438aa3975875856f971c3
Markdown528b262c1a7b60ad7af1fa1a155c0ac4df8ffc041b0b845cb7422b9ebab043af
PDF
Publication page707e72c587d75291705ab5582299950b22d56ee679a9128218d899fc83118e67
Manifest496644b9b6e64a3b12edd7ce97bd7d94fc161b74c5334cabc86b5c19655604d1

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
SignatureuXHyQ1CMox12DpGHhPFaV0Xt2EAuDks1TUPX/LqXlI2wffK1WeJQNeGWypPrfuA6LSKsktS0+tHzaohdqPpCDQ==
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

2026-09-17T10:21:15.575022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073260
observed 707e72c587d75291705ab5582299950b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:15.557458ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073260/manifest.json
observed 496644b9b6e64a3b12edd7ce97bd7d94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:15.538658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073260/publication.md
observed 528b262c1a7b60ad7af1fa1a155c0ac4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:15.521029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073260/publication.txt
observed ae2518664412dd62bf6ccef9d881280f...
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.