OpenTechnical

OT-2026-000088088

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, 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-2026-000088088) never changes.

Identity and time

Publication numberOT-2026-000088088 · never reused
Internal UUID01a0ae9b-1aa7-7b69-89ce-76a09beef88b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:15.638297Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088088
StatusPUBLIC

Content hashes

Canonical texta4d4cb650eb6abe936a49071f0c4750ae1cf34e0e83e8e4b9a76e4888cbb1dd0
Markdown9871c612c16cc6a1fd52d429e5e1d27b7b14724fe7e01a57e72fd1656ced324a
PDF
Publication page8b1608a22207a1e725c54f23f0214b9957974c3de8f56798e2e3e2484bab1023
Manifest9ecde47c775a6260673424ed90bb5c9501f2486c41f723cbc882915692469d25

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
SignatureVAVlRRG9m1nlxKzB/5QiWVA5oGUus+PbMmnYlNQlrErCtAR2/Tdsh3pJNKzjdyu9LvWXC07vRq2SwyHjnsgyCA==
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

2026-09-17T09:50:05.779347ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088088
observed 8b1608a22207a1e725c54f23f0214b99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:05.760794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088088/manifest.json
observed 9ecde47c775a6260673424ed90bb5c95...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:05.741036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088088/publication.md
observed 9871c612c16cc6a1fd52d429e5e1d27b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:05.722405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088088/publication.txt
observed a4d4cb650eb6abe936a49071f0c4750a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:04.953516ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088088
observed 8b1608a22207a1e725c54f23f0214b99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:04.934561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088088/manifest.json
observed 9ecde47c775a6260673424ed90bb5c95...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:04.914862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088088/publication.md
observed 9871c612c16cc6a1fd52d429e5e1d27b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:04.895981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088088/publication.txt
observed a4d4cb650eb6abe936a49071f0c4750a...
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.