OpenTechnical

OT-2026-000034708

Publication integrity record

Single bellows cup vacuum gripper, three stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000034708) never changes.

Identity and time

Publication numberOT-2026-000034708 · never reused
Internal UUID01a0ae76-1ed2-7973-945f-ec04b64a4da5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034708
StatusPUBLIC

Content hashes

Canonical textd9a08d516799f9fff8ee3d7aea22bdafceb609daddc4919dfbdb9aafa7987a1f
Markdown248c1ea31bbdb185664b3062cc36394cbe9e3ad01de276791887afbbcf3c714e
PDF
Publication page5f81603df16228dbcf2e0b6702be74f3aa1efa1d09978f8b0ba697dd068bf4f5
Manifesta7ffaa1204bf932badb19d7a9d79400462c6ed0505554ba5b7a699fa67de5184

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
Signature5DcqVdq8W3an0KpAGNrcpRazHgb0t9DjNioApwvAWEAk03AWzFlpEOI35NpGKUWHD4M3zvOmFPOryK2CWTY4Cw==
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

2026-09-17T11:30:06.309874ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034708
observed 5f81603df16228dbcf2e0b6702be74f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:06.286972ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034708/manifest.json
observed a7ffaa1204bf932badb19d7a9d794004...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:06.265891ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034708/publication.md
observed 248c1ea31bbdb185664b3062cc36394c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:06.240573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034708/publication.txt
observed d9a08d516799f9fff8ee3d7aea22bdaf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:39.187321ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034708
observed 5f81603df16228dbcf2e0b6702be74f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:39.170664ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034708/manifest.json
observed a7ffaa1204bf932badb19d7a9d794004...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:39.153668ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034708/publication.md
observed 248c1ea31bbdb185664b3062cc36394c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:39.136226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034708/publication.txt
observed d9a08d516799f9fff8ee3d7aea22bdaf...
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.