OpenTechnical

OT-2026-000082941

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, sustained 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-2026-000082941) never changes.

Identity and time

Publication numberOT-2026-000082941 · never reused
Internal UUID01a0ae97-8cca-7dfa-8540-23b452b88ae0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082941
StatusPUBLIC

Content hashes

Canonical textd046a6a23cbd2b04ba0c1513717ecad31c119129ffd0223a56670832e3d2f5ea
Markdowndd4175853cd78cbb8045385ce16d931946fda370e823c5cff74168156f169a94
PDF
Publication page95e73461d16b97ba3ced397dd96e409811dd5a7664af629c9f47280e99616f02
Manifestde158be55b2695057e485d67a57c171e34c3ca863e966ba39c5afd3d808198fb

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
Signature7q5rSNTgeQxzOMhCPXwoB9aAPDG68NWhPqDJHTA8F8JRoM958Xxs+wJMMMkZTtMczLPNIkQiL3R2jN307pSvAw==
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

2026-09-17T09:58:38.184951ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082941
observed 95e73461d16b97ba3ced397dd96e4098...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:38.167683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082941/manifest.json
observed de158be55b2695057e485d67a57c171e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:38.150847ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082941/publication.md
observed dd4175853cd78cbb8045385ce16d9319...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:38.130479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082941/publication.txt
observed d046a6a23cbd2b04ba0c1513717ecad3...
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.