OpenTechnical

OT-2026-000027756

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, sustained blow-off 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-2026-000027756) never changes.

Identity and time

Publication numberOT-2026-000027756 · never reused
Internal UUID01a0ae72-a4a4-7252-8c4a-22534e270951 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:19:04.113553Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027756
StatusPUBLIC

Content hashes

Canonical textf1bc10f2f141d33b4c7fada7456403b608c1f9b7cce01eeadcb3ae0b4e48f7ae
Markdowneb5a5e8022cdc8c8704dabd8f29918817891034aae0bf878a2ece9322ff4adf9
PDF
Publication pagee5bcb402ff1afd6c4a22fa6012bd3b52bb861223d81a4786e4d5902b2f4ed22b
Manifest2877f9fce7eccee27aa765a5e2d21272162712d934f8d871670fe43eabe901bc

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
Signaturet6jJ9QO/nNDm3dy23hij1nYD3kaPOdmPPV/He0EwQjxtrclJt0gdaj8mrFnPmkyZ3JBxUq4np6BAVZqY5FdoBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:41:47.914049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027756
observed e5bcb402ff1afd6c4a22fa6012bd3b52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:41:47.896656ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027756/manifest.json
observed 2877f9fce7eccee27aa765a5e2d21272...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:41:47.877207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027756/publication.md
observed eb5a5e8022cdc8c8704dabd8f2991881...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:41:47.859231ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027756/publication.txt
observed f1bc10f2f141d33b4c7fada7456403b6...
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.