OpenTechnical

OT-2026-000082832

Publication integrity record

Single bellows cup vacuum gripper, common isolation valve, two stage ejector, supply line pressure sensor, vented 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-2026-000082832) never changes.

Identity and time

Publication numberOT-2026-000082832 · never reused
Internal UUID01a0ae97-8cc9-7ddd-99ed-1912f4f73873 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082832
StatusPUBLIC

Content hashes

Canonical text300d4294496e00cf197ad882235c262acabb53f01b792a02f1c0662e1d84fee4
Markdown87ce6a45e4b79f66e72c6f920ce5ced1171b0390a67e0b181da27398b66aa04e
PDF
Publication page0cbe9630bcd5294ba7e96fe5b94613bd99503c1c942afd10d7ba56d500d8dbd2
Manifest86f4d8d045f97670bfe7f8ef6b2619401bbefbaf4f35d19a905a3b30c63f6d89

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
SignatureLe3Kfs1hSOv2/Ngpue+9PboGLqPRyqQ1WNAgJ/p2/GT+/pqFqAZK0a2V2iS2S/9Aj7mtdECYlTtxnIx4GRbMDQ==
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

2026-09-17T09:58:30.232603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082832
observed 0cbe9630bcd5294ba7e96fe5b94613bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:30.215033ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082832/manifest.json
observed 86f4d8d045f97670bfe7f8ef6b261940...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:30.197258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082832/publication.md
observed 87ce6a45e4b79f66e72c6f920ce5ced1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:30.180570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082832/publication.txt
observed 300d4294496e00cf197ad882235c262a...
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.