OpenTechnical

OT-2026-000009633

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, single stage ejector, supply line pressure sensor, vented after set-down, on a tool changer

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-2026-000009633) never changes.

Identity and time

Publication numberOT-2026-000009633 · never reused
Internal UUID01a0ae6b-7563-7fcc-8105-0b3a307c9e32 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009633
StatusPUBLIC

Content hashes

Canonical text2fec8be1b410383609572c18bf7e713d0c2ac17d8407121eafb4b438b447f5f8
Markdown27b7fe81798a3dfad9cc2d2a7c22e7c22d4a012e51eaadb0a4aaa0b21d948f7e
PDF
Publication page3550fe9ae1bd516ecccd132ab22d4114fe5acf41c45bb6da38c0081ed8620fb9
Manifest0c29a7ec12b5f63a4c1a9faf1cb5af49500c8c0782dd7b70602715bea9b74533

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
SignaturetdOfUDVY/oXUciUxot5j/6A7L4dYJwFoihMliS+cUrmxeatvMUizsnik81E1v3ez5inKqxbcYLQGm2ybBu98Bw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:05.553471ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009633
observed 3550fe9ae1bd516ecccd132ab22d4114...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:05.533043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009633/manifest.json
observed 0c29a7ec12b5f63a4c1a9faf1cb5af49...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:05.511291ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009633/publication.md
observed 27b7fe81798a3dfad9cc2d2a7c22e7c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:05.491629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009633/publication.txt
observed 2fec8be1b410383609572c18bf7e713d...
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.