OpenTechnical

OT-2026-000088252

Publication integrity record

Foam pad vacuum gripper, four zone face, common isolation valve, single 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-2026-000088252) never changes.

Identity and time

Publication numberOT-2026-000088252 · never reused
Internal UUID01a0ae9b-1aa9-7e0e-8271-a4127cc1c4aa · 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-2026-000088252
StatusPUBLIC

Content hashes

Canonical textac5a38175f5f1d6cbe94b7e9f90c7a0ad5465233ce0699d0591a5970a934cc15
Markdownfc5d81781fc2bfca7aba8238a3dc9416c970b6108e77e8c76290bb1f0f3a59ac
PDF
Publication pageebbfe02f76b3182d85ff6c4860e2bf0b54e49b9a9fe3e1b4c49f7e12abd229e1
Manifestee3b03553f17eb55c78f03ea2c802cae8c1089357d4ea4af023983008259a8d8

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
SignaturePz1pGpeCa39GDstsnWyc2/P+7F7cp1/GpF58p0dR71fgKOt2spYUfEQLFX7O6u7aafk26Dgt0HaGPmdXfvzuAA==
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

2026-09-17T09:50:21.587278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088252
observed ebbfe02f76b3182d85ff6c4860e2bf0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:21.570336ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088252/manifest.json
observed ee3b03553f17eb55c78f03ea2c802cae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:21.546040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088252/publication.md
observed fc5d81781fc2bfca7aba8238a3dc9416...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:21.529399ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088252/publication.txt
observed ac5a38175f5f1d6cbe94b7e9f90c7a0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:21.212598ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088252
observed ebbfe02f76b3182d85ff6c4860e2bf0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:21.190986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088252/manifest.json
observed ee3b03553f17eb55c78f03ea2c802cae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:21.167297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088252/publication.md
observed fc5d81781fc2bfca7aba8238a3dc9416...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:21.145519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088252/publication.txt
observed ac5a38175f5f1d6cbe94b7e9f90c7a0a...
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.