OpenTechnical

OT-2026-000050508

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000050508) never changes.

Identity and time

Publication numberOT-2026-000050508 · never reused
Internal UUID01a0ae82-5c49-727b-84be-5bd447480994 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:14.042293Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050508
StatusPUBLIC

Content hashes

Canonical textd4429df8eb51d5112bf3a4e7c041ec4c9b7d6e67cffe67a80fa6ecc7700f600f
Markdownebe3f6a99d1b68b87690d5a4b2438c4d4b6ec50b82d77325624019551ba06a1c
PDF
Publication page5d2964d0a2b5483be54e43c290cb69b817dc895bd6d132dd88763b5fdf35093b
Manifest61aef1fe48a69fb5fdaec23bc07047f310d58a664164bbb136f019b3bf46be01

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
Signaturel3iNsbo9hsPlZ072TobYH0gKDb1jpEEVJ9BvVDcLKllzIsKzKb+UQnCdfGlrxFfXGJgNY6iqJdRTziTAa7CMAw==
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

2026-09-17T11:01:33.994671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050508
observed 5d2964d0a2b5483be54e43c290cb69b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:33.977154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050508/manifest.json
observed 61aef1fe48a69fb5fdaec23bc07047f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:33.960119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050508/publication.md
observed ebe3f6a99d1b68b87690d5a4b2438c4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:33.943598ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050508/publication.txt
observed d4429df8eb51d5112bf3a4e7c041ec4c...
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.