OpenTechnical

OT-2026-000087222

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, sustained blow-off before 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-2026-000087222) never changes.

Identity and time

Publication numberOT-2026-000087222 · never reused
Internal UUID01a0ae9a-9f2e-71fa-9f54-b2cee98282c0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:44.027043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087222
StatusPUBLIC

Content hashes

Canonical textb780ef5bdf4debd6504d44bda1faff0f4b66b6dda4e16139a820d2b9be674347
Markdownf76f788d8019cc22b7771d63d9603c11a3616759fb8cd23df655bc7876d5c810
PDF
Publication pageeeec172e4ccd983adfc6e33fb970b596c66887659707dd6170997f355a59cdfc
Manifest5de1a4f01b98c753182a1fdb458abcdb1ce67d6b9adacf78844ccded12a849ae

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
SignatureRaNoSesGTn9b0m0jsWjbBRkNX/NmvkUXXquPP2wO6SEZZkT9ibTwJIX5d2SP/bV3hKfDTOuCeKvKP/MSjpcjDA==
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

2026-09-17T09:51:30.279452ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087222
observed eeec172e4ccd983adfc6e33fb970b596...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:30.261891ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087222/manifest.json
observed 5de1a4f01b98c753182a1fdb458abcdb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:30.243765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087222/publication.md
observed f76f788d8019cc22b7771d63d9603c11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:30.226403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087222/publication.txt
observed b780ef5bdf4debd6504d44bda1faff0f...
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.