OpenTechnical

OT-2026-000078967

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, two stage ejector, pressure sensor per zone, pulsed 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-2026-000078967) never changes.

Identity and time

Publication numberOT-2026-000078967 · never reused
Internal UUID01a0ae95-ccbe-7f38-91c4-30c8016916e4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078967
StatusPUBLIC

Content hashes

Canonical text40f97ade3ba8561fd3a647c511234ad23d45485c5c0fe1f03898073f8cd62612
Markdownd27b7cd3e5e84f544eb9deac9a8926b636e0c1ae978c461ff1971c2f734b5096
PDF
Publication page9bdae0d3ef655afc367c56b7869799e4753fcd31a74f94b817892a3d1a929cba
Manifest9ea676ba926ba9d6f2dd98568f62daf1696e5b4d5e9b71280116c0107146ff94

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
SignaturepbccADFc7vn3Eh6meaLnznTThGF0bGSjkUHqShhXSXrH0K5/Gkf+p9TN9gfK8I3CWaA6NPlTIqsmi6K6JgKmBQ==
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

2026-09-17T10:05:47.636518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078967
observed 9bdae0d3ef655afc367c56b7869799e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:47.621367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078967/manifest.json
observed 9ea676ba926ba9d6f2dd98568f62daf1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:47.602833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078967/publication.md
observed d27b7cd3e5e84f544eb9deac9a8926b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:47.584771ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078967/publication.txt
observed 40f97ade3ba8561fd3a647c511234ad2...
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.