OpenTechnical

OT-2026-000020532

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, supply line pressure sensor, pulsed 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-2026-000020532) never changes.

Identity and time

Publication numberOT-2026-000020532 · never reused
Internal UUID01a0ae6f-437c-7818-94fa-2723a0e91f46 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:22.507199Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000020532
StatusPUBLIC

Content hashes

Canonical text23033751f4fc393609c775cf39518a7174b64aa898b33f3afb2c74d1fd91b2e7
Markdown70182680a884a77b9c9cb6f22e4f047a363373f01a716dd07d4b17c2490686ee
PDF
Publication pageeb02574eabef5d8a6458bb3ff189e99bbac9ff10d999cfba91534af3c74244dd
Manifest617527656023218f6810eacf6befc51ebd0b86cf293928b4c06e779f1df5d20e

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
Signaturer/zlRSB8aju3lBGxFrUXkQME4ajJcEa0qGSxuSiciSf9ifVAK5bfmKM8M5YqAZLLX4RsEHBf89Rm5ONfmQolCQ==
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

2026-09-17T12:00:30.727094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020532
observed eb02574eabef5d8a6458bb3ff189e99b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:30.705625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020532/manifest.json
observed 617527656023218f6810eacf6befc51e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:30.684274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020532/publication.md
observed 70182680a884a77b9c9cb6f22e4f047a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:30.660867ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020532/publication.txt
observed 23033751f4fc393609c775cf39518a71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:33.298332ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020532
observed eb02574eabef5d8a6458bb3ff189e99b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:33.280679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020532/manifest.json
observed 617527656023218f6810eacf6befc51e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:33.262456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020532/publication.md
observed 70182680a884a77b9c9cb6f22e4f047a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:33.244923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020532/publication.txt
observed 23033751f4fc393609c775cf39518a71...
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.