OpenTechnical

OT-2026-000048662

Publication integrity record

Foam pad vacuum gripper, common isolation valve, two stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000048662) never changes.

Identity and time

Publication numberOT-2026-000048662 · never reused
Internal UUID01a0ae80-c32b-766f-b793-89ce1d85aad4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:29.321882Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048662
StatusPUBLIC

Content hashes

Canonical textf67cd4211c6041c7067a451c7eda43ac2b205c030eebdead121f1d933210dcb2
Markdown7a4d74418ff55187e57a0456e246a2746ec74fce911ed46822c1f5c4a04c2e65
PDF
Publication page52d4aafaee91a606d45483654cb706c907d675c60336ea9b7639545c0cb9c2be
Manifesta5aee9582c6ab1a50a2379cb19e0062ecb3f0e2978c4ee24cb684a8159873bb4

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
Signaturefi8xmbLekW1audyqmRu7wzElxtlLlFxOvnIEEIBxs4IBE7aaZELI6qGfi45rp0bcDQ11yndts04wuqkOhx1bDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:04:16.833672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048662
observed 52d4aafaee91a606d45483654cb706c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:16.813592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048662/manifest.json
observed a5aee9582c6ab1a50a2379cb19e0062e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:16.792240ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048662/publication.md
observed 7a4d74418ff55187e57a0456e246a274...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:16.772280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048662/publication.txt
observed f67cd4211c6041c7067a451c7eda43ac...
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.