OpenTechnical

OT-2026-000064056

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold 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-2026-000064056) never changes.

Identity and time

Publication numberOT-2026-000064056 · never reused
Internal UUID01a0ae8d-53be-7c04-8dc3-a857b5cbd91e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:12.763906Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064056
StatusPUBLIC

Content hashes

Canonical textdd52aa7b9f2bb92db68bb93b1f2c2c9f04f8d21e5adbce052193b70d0797ca58
Markdown743a4d2a8bee92f5c517ffd4a2d133df8001873cc583a22c234200b0fcec9673
PDF
Publication page2d7304a03a7816e4a99dd344ffac43c30d6c26e39a9f0d95f5d6b645bd0a6501
Manifestfc706ffbe847346d3104ac4cd8fd437fce06727ad15b8c9a63451cd4ddb28f70

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
SignaturetCO9W5giIG+buA+eBFagBx9IZI6IAiC2D9PFdVsj/4jUMe4sdx67buhVhSWWXQVYt/lDMecaYuZBisYZNxSRBA==
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

2026-09-17T10:37:09.202195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064056
observed 2d7304a03a7816e4a99dd344ffac43c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:09.182004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064056/manifest.json
observed fc706ffbe847346d3104ac4cd8fd437f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:09.163299ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064056/publication.md
observed 743a4d2a8bee92f5c517ffd4a2d133df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:09.143285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064056/publication.txt
observed dd52aa7b9f2bb92db68bb93b1f2c2c9f...
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.