OpenTechnical

OT-2026-000087219

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, three stage ejector, sustained blow-off before set-down

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-2026-000087219) never changes.

Identity and time

Publication numberOT-2026-000087219 · never reused
Internal UUID01a0ae9a-9f2e-7d60-ae2a-1406571a517c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:44.027043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087219
StatusPUBLIC

Content hashes

Canonical text0eb81b8ef6d3c6956e75ff1f2483d975fed70ecf5a56f6d5aa51b1fcdf315145
Markdowne90b4e67fde7508b39a08ef2872a519efe478305175ab82fa7475e780df13338
PDF
Publication page758b714e0729de37407ced74d5da3492cc128f60ee86185149be6b5217db9d0f
Manifesta99b1f3ce3dba1f8e52f905fc82e3d9ed1b17c2dcf78f253ea16c5d8af9c9593

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
Signature+xM6dzC0ZNlIO20lZar343cKWrJbfKaPDkp1FsWiaAhZDlgm/TgUpO2gSXW0l8rZrqbtrnZWPLg7HSFM8orRCQ==
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

2026-09-17T09:51:30.043640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087219
observed 758b714e0729de37407ced74d5da3492...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:30.025595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087219/manifest.json
observed a99b1f3ce3dba1f8e52f905fc82e3d9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:30.008607ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087219/publication.md
observed e90b4e67fde7508b39a08ef2872a519e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:29.989818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087219/publication.txt
observed 0eb81b8ef6d3c6956e75ff1f2483d975...
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.