OpenTechnical

OT-2026-000059632

Publication integrity record

Single bellows cup vacuum gripper, common isolation valve, three stage ejector, sustained blow-off 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-2026-000059632) never changes.

Identity and time

Publication numberOT-2026-000059632 · never reused
Internal UUID01a0ae89-ec24-736c-af92-b3b9bdbe0e19 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059632
StatusPUBLIC

Content hashes

Canonical textebec60321ff67ff5aa4f418fa78b15031bad81ac653ef256c6308d816f89ead2
Markdown68ac008f2591af3cb09fcb396b179bc57dfc4a2e6861d0fc3b8c19ee7ece7c0f
PDF
Publication page61e7d94055a82ed9efc56975d6063c5ff5215c7b888a1f8f5e39de79b3470370
Manifestce8f19d723868478201d8ade5870e6308751eb66cc77fab5444df8faa26a2e5b

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
SignaturefsBR+kxrGjH6TGhRUV22vSUyHPikaNQ9nhMqpuce9P73SYbSQQ3I9fJP0uFdGHi6hxWy2sZ4m3lmYmUwVObuCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:44:19.303351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059632
observed 61e7d94055a82ed9efc56975d6063c5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:19.284912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059632/manifest.json
observed ce8f19d723868478201d8ade5870e630...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:19.266520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059632/publication.md
observed 68ac008f2591af3cb09fcb396b179bc5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:19.247442ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059632/publication.txt
observed ebec60321ff67ff5aa4f418fa78b1503...
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.