OpenTechnical

OT-2026-000095861

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, plant vacuum fed, pressure sensor per zone, 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-2026-000095861) never changes.

Identity and time

Publication numberOT-2026-000095861 · never reused
Internal UUID01a0ae9f-fac7-7d22-b9ac-ad35539037d5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095861
StatusPUBLIC

Content hashes

Canonical textffa837b3297464fbebe25485c5cde17a5da17134ed90602ad0cfdacce3cf95f3
Markdowndf182c75476206785e7c00ca6bd5e02358894dc0af299d8b0310bc203a54210d
PDF
Publication pagea64567253ce5b051c656114180c7272ce088d8e3957804185c2ded5d79c72c32
Manifest3f06c269fdcc0282522c5e88ead4cc5b76116bfe012d47399a45e0ffd8690aca

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
SignatureQdm6PZ+sZ8CV8a67RzMiuFn6EZgpTVDfGipOv8Hthxf16RX0FyGUZL/nhurUsfZrQa9U0mTV7/CGicRD/XF/Bg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:35:57.182626ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095861
observed a64567253ce5b051c656114180c7272c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:57.164617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095861/manifest.json
observed 3f06c269fdcc0282522c5e88ead4cc5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:57.145394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095861/publication.md
observed df182c75476206785e7c00ca6bd5e023...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:57.127891ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095861/publication.txt
observed ffa837b3297464fbebe25485c5cde17a...
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.