OpenTechnical

OT-2026-000053835

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, two stage ejector, 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-2026-000053835) never changes.

Identity and time

Publication numberOT-2026-000053835 · never reused
Internal UUID01a0ae85-735d-7789-8df2-00fbb8159a25 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:36.560124Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053835
StatusPUBLIC

Content hashes

Canonical text2d39b12dd8c4884788f42bb0c26bd6af50f3989c0a737d6f88b236dd8239ae5c
Markdown6a87907e8f1c806ea1f0ead615de155ed06ef2dd530e2963f209ec3a32f78cf3
PDF
Publication pagee53efad4bf1915a96952245bcec6d8ee5a246424b53434dccaf2cb9cdbda839d
Manifest7954177ef68aadf707638a6728f97fd928d485dce2aa3bd5779cfbde5de052f8

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
SignatureXSRE4WRitJY8zanUzf5UZ0MtW/mitQYF/A9mV1yxKS3I9QnOFGwzfZd61kqBLlG0mR/e/coOV+eyrrjEfGynCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T08:40:34.983523ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053835
observed e53efad4bf1915a96952245bcec6d8ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:34.961027ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053835/manifest.json
observed 7954177ef68aadf707638a6728f97fd9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:34.939625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053835/publication.md
observed 6a87907e8f1c806ea1f0ead615de155e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:34.919371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053835/publication.txt
observed 2d39b12dd8c4884788f42bb0c26bd6af...
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.