OpenTechnical

OT-2026-000077480

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, 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-2026-000077480) never changes.

Identity and time

Publication numberOT-2026-000077480 · never reused
Internal UUID01a0ae94-f50a-75a2-9e5f-43b833b9ca6b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:32.796581Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077480
StatusPUBLIC

Content hashes

Canonical texte47fe7232c1a10f8e30ccc86f236bb8d636228959450974a1dc44d1b5b0f68f4
Markdown544ef9da88314fba85854a3f172e24ff8cbe7b4f707f1025f7b0f2c832389de1
PDF
Publication pageac601326f09b6bcee5471b4928d2e7dafd4d554d55907abd99c2425561f067f1
Manifeste0c32389c034ee0bfd3c637d4fbb84c1d099d066d3e2e406bb416fe92f8a7d55

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
Signature7Ju6C/LPECZyp78QJz5j+NQLqckfCTO6y394ygPh1fGraS0cibYNrcxlE2A9+k4Bu+a4ILLKHRIMfR+fkMK1Cw==
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

2026-09-17T10:09:10.017475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077480
observed ac601326f09b6bcee5471b4928d2e7da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:09.998278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077480/manifest.json
observed e0c32389c034ee0bfd3c637d4fbb84c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:09.979875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077480/publication.md
observed 544ef9da88314fba85854a3f172e24ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:09.960159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077480/publication.txt
observed e47fe7232c1a10f8e30ccc86f236bb8d...
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.