OpenTechnical

OT-2026-000088070

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, two 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-2026-000088070) never changes.

Identity and time

Publication numberOT-2026-000088070 · never reused
Internal UUID01a0ae9b-1aa7-7e4e-8124-8a1f45d1ab5f · 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-2026-000088070
StatusPUBLIC

Content hashes

Canonical textea5ad9ac8b0203c0ad4fbd61c23bb095781be99c027e7137e25afeb30e8224a4
Markdown234c2c6c4ce6ff0100971ac3c1a91a7c9ec27f2454c188d55d373fca057e104d
PDF
Publication page0a1285b0b3b705503fd06a0aa100288d3d3e0932f5ccff5bae8d6395b7326497
Manifest0e34a9befe501ff513912328c9c26d3112ae3a47c505a20cd72be1746a255a65

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
SignatureQnTmajtXjvLr3Ioa4EzgPA/BSq1sJQ8EPYI4dBilxxTgnrg2GdvLn8CZrpwVZXabMHc5PlQCwQP33IAR4yvADw==
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

2026-09-17T09:50:04.103177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088070
observed 0a1285b0b3b705503fd06a0aa100288d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:04.084404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088070/manifest.json
observed 0e34a9befe501ff513912328c9c26d31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:04.062524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088070/publication.md
observed 234c2c6c4ce6ff0100971ac3c1a91a7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:04.041107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088070/publication.txt
observed ea5ad9ac8b0203c0ad4fbd61c23bb095...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:03.271555ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088070
observed 0a1285b0b3b705503fd06a0aa100288d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:03.253115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088070/manifest.json
observed 0e34a9befe501ff513912328c9c26d31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:03.232652ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088070/publication.md
observed 234c2c6c4ce6ff0100971ac3c1a91a7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:03.213905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088070/publication.txt
observed ea5ad9ac8b0203c0ad4fbd61c23bb095...
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.