OpenTechnical

OT-2026-000069328

Publication integrity record

Two bellows cup vacuum gripper, two 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-2026-000069328) never changes.

Identity and time

Publication numberOT-2026-000069328 · never reused
Internal UUID01a0ae90-b529-74fe-a8e3-e1d0267614e9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069328
StatusPUBLIC

Content hashes

Canonical texteaa69db9419a80e9db7b2deb93df9c48be53a9d54580ec948ee9474233d26b58
Markdownb41f96b302ffdb92dabebff776ccbc1205e63e5e6bf73f27549830089388297b
PDF
Publication page26affc74dd963e2e97a16c5caf299c4c7d4dbd6082bc56e1dde8c80bebab42d7
Manifeste8ce36b7abe23fd01fd4dc42e76f7873829fe8474f2edbf5d6c77bf3e89526d8

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
SignatureThf/S2YpV6hpysBUjazDY/thikBM24q7vKjo4fX72LO8VVvYbSapvcNdDEPHnLu3/Ax9kL1DN82guhmIccLRAA==
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

2026-09-17T10:30:06.129185ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069328
observed 26affc74dd963e2e97a16c5caf299c4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:06.109594ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069328/manifest.json
observed e8ce36b7abe23fd01fd4dc42e76f7873...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:06.091026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069328/publication.md
observed b41f96b302ffdb92dabebff776ccbc12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:06.071545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069328/publication.txt
observed eaa69db9419a80e9db7b2deb93df9c48...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:54.411608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069328
observed 26affc74dd963e2e97a16c5caf299c4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:54.394011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069328/manifest.json
observed e8ce36b7abe23fd01fd4dc42e76f7873...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:54.376072ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069328/publication.md
observed b41f96b302ffdb92dabebff776ccbc12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:54.357720ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069328/publication.txt
observed eaa69db9419a80e9db7b2deb93df9c48...
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.