OpenTechnical

OT-2026-000080562

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, manifold 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-2026-000080562) never changes.

Identity and time

Publication numberOT-2026-000080562 · never reused
Internal UUID01a0ae96-7e79-7554-89b7-3e8ba1273566 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080562
StatusPUBLIC

Content hashes

Canonical text1adc78638dfaa35686ab96691ded538624127091425e288a7afad335cd86dfb7
Markdowna374e6b3446da49d4db74766b8d88242a63cdbf59bc94b2d66728d5bdf104059
PDF
Publication pagedf79740fd21fa9dd4663335bbaf324a09150c5af38d61df9023efd600be24a3d
Manifeste695fe98484b45b40112aa17b2bab81a7ce495909d2f3613dacd0bf1baa5d240

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
SignaturejGcwq27zuP+aaH3fBTxXfbYzJfAnRFPErKxbSt7vqX3sOYH5UpvUhIttwtxFBAWsbzvQgXHsGlIrBME5SqVlAA==
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

2026-09-17T10:03:11.591141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080562
observed df79740fd21fa9dd4663335bbaf324a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:11.572296ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080562/manifest.json
observed e695fe98484b45b40112aa17b2bab81a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:11.545746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080562/publication.md
observed a374e6b3446da49d4db74766b8d88242...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:11.516286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080562/publication.txt
observed 1adc78638dfaa35686ab96691ded5386...
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.