OpenTechnical

OT-2026-000071777

Publication integrity record

Foam pad vacuum gripper, four zone face, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000071777) never changes.

Identity and time

Publication numberOT-2026-000071777 · never reused
Internal UUID01a0ae92-1e91-7519-9bcc-737654f2e321 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:26.841552Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071777
StatusPUBLIC

Content hashes

Canonical text4026f2683601c95476abb158012cb83d728ced53960793af907d79be9fc69cb3
Markdown4eade92a3da833cb8b7d3303d333ab80729450106537460a099e1f01405f4f1a
PDF
Publication page65e2d65785b2bf78153a8e3349ada24492fbd279e6c7e0c3337070c58e7f35f2
Manifeste146e45cf1d1b798aac6a04248d909b11ff17b34a2caaf1d81c5623d79a5eaf4

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
Signature93fRW4M6Cy7hFvS9lr4b2cVUr3srwGpvYs1a4vexTvKFqNMIhkR2902UzlohE2J/ZpnJU40y+zJZk0YeJRMSAQ==
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

2026-09-17T10:23:56.443271ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071777
observed 65e2d65785b2bf78153a8e3349ada244...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:56.426182ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071777/manifest.json
observed e146e45cf1d1b798aac6a04248d909b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:56.409800ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071777/publication.md
observed 4eade92a3da833cb8b7d3303d333ab80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:56.391270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071777/publication.txt
observed 4026f2683601c95476abb158012cb83d...
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.