OpenTechnical

OT-2026-000095356

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, single stage ejector, pressure sensor per zone, 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-2026-000095356) never changes.

Identity and time

Publication numberOT-2026-000095356 · never reused
Internal UUID01a0ae9f-8f71-7278-b4a1-473ba3a9d170 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095356
StatusPUBLIC

Content hashes

Canonical textbfc27f5b4d81d41421c1ae7af68ccf18c4c1b1e6fe0ec80620610ac465f59c27
Markdown71e2cac9ab4f1980cc12eddff1dcba3c2e4c30c2019bc0272a43fe61ba23dd46
PDF
Publication pagec5cecea9336ad81150da10d994decf9850b2c6e13e7a5a9c715e31814700542e
Manifest4b8f3af18facbe12534e5bd484098805c6c613f5911b044adf9427b2d617a1d1

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
Signatureawm3/X6eRokdU7axr22QnX+Eb9ctiI6rpBqKcIyPY8/NceZcgWPh2S/R+ZEv81JDbySEcIeR1zLAzMoDViBgDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:36:43.149320ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095356
observed c5cecea9336ad81150da10d994decf98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:43.131387ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095356/manifest.json
observed 4b8f3af18facbe12534e5bd484098805...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:43.112260ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095356/publication.md
observed 71e2cac9ab4f1980cc12eddff1dcba3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:43.091405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095356/publication.txt
observed bfc27f5b4d81d41421c1ae7af68ccf18...
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.