OpenTechnical

OT-2026-000073119

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, single stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000073119) never changes.

Identity and time

Publication numberOT-2026-000073119 · never reused
Internal UUID01a0ae92-efb5-7be6-8bac-116cb656b626 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:20.363042Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073119
StatusPUBLIC

Content hashes

Canonical text3466fb24e5bd12b4c1d8dbd3daaaa67af03975c7b2676a826ee610bbbb3267a5
Markdowna9e00c586bc879d1e8b3b8b69c9af1e90bb05378f822a02c95122b7f76ae2d9f
PDF
Publication page18dc97c973974dc5cf976e43c568cec3ed015f84406858275f0d09682e648361
Manifest1aba97a51fb4d35051d226cc8358bb139711021a1de23714a788b8c11890d96e

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
SignaturexrhkfH0KxLxkHuPBuBDQnRZwQYF24tY6lIe7Iqcj+cRirmRTNauJ4pvyNQLT+4+YDeiAlMuPeKAUKe05aG9rDg==
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

2026-09-17T10:21:02.944835ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073119
observed 18dc97c973974dc5cf976e43c568cec3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:02.924345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073119/manifest.json
observed 1aba97a51fb4d35051d226cc8358bb13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:02.903828ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073119/publication.md
observed a9e00c586bc879d1e8b3b8b69c9af1e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:02.885152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073119/publication.txt
observed 3466fb24e5bd12b4c1d8dbd3daaaa67a...
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.