OpenTechnical

OT-2026-000070395

Publication integrity record

Foam pad vacuum gripper, four zone face, 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-2026-000070395) never changes.

Identity and time

Publication numberOT-2026-000070395 · never reused
Internal UUID01a0ae91-545f-7243-a4f0-74ac98db857d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070395
StatusPUBLIC

Content hashes

Canonical textf7aead80d8d3b8f9a234eed279cfd83e7ef247f0e4f29ee2b6db96132aaab853
Markdown2c1dda71882518d0b233f99ac0af2fa252fe78ec7688a65421aed9fd3c3925aa
PDF
Publication page0bed278caeaf1bbe23ec4d747e8c35904efc3156781a0ae4e27e23bbef290fcc
Manifest6becc34f8c41dbd24628a91fac4b599ebb924b1e09b9563450cc27d2503ca0fe

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
Signature/fnXcH3+vnCmN8UDL3AV7Y74g0NVBnHD8rXdUaFwWIDYe+ZwdtoYScw2x8Syu65DNwUSJ/Zsh93+qaqplxhwAw==
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

2026-09-17T10:26:12.101690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070395
observed 0bed278caeaf1bbe23ec4d747e8c3590...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:12.084927ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070395/manifest.json
observed 6becc34f8c41dbd24628a91fac4b599e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:12.066086ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070395/publication.md
observed 2c1dda71882518d0b233f99ac0af2fa2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:12.050282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070395/publication.txt
observed f7aead80d8d3b8f9a234eed279cfd83e...
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.