OpenTechnical

OT-2026-000069383

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, pump fed, pressure sensor per zone, pulsed 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-2026-000069383) never changes.

Identity and time

Publication numberOT-2026-000069383 · never reused
Internal UUID01a0ae90-b529-79da-8942-e7d0d572f13c · 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-2026-000069383
StatusPUBLIC

Content hashes

Canonical text2c817f620218fc8782338ef90ca3de20205897903296208aa531a984743fe034
Markdown12394e063782deb17a92f02468ac6bfeddac98128c1638d7ea2e901c092fa961
PDF
Publication page687519c505a8a3471705e52c6966476f3d1b31b24ee671b9e68c3ff720b648e4
Manifestc0a9d63f71b2da932b4d39a4b661e36ac61d83a3a98fe38bdbf900a486853ba9

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
SignatureqaAeRvUCiVGUCbZfS2A0IwOIQbEdCELKaD+yS1VWOlRpoH5QEWJ7f1wUwKpdNjI6xgDWQZEHqbUBpfpfbGODAg==
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

2026-09-17T10:30:18.379071ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069383
observed 687519c505a8a3471705e52c6966476f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:18.358694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069383/manifest.json
observed c0a9d63f71b2da932b4d39a4b661e36a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:18.338938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069383/publication.md
observed 12394e063782deb17a92f02468ac6bfe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:18.322159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069383/publication.txt
observed 2c817f620218fc8782338ef90ca3de20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:58.868204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069383
observed 687519c505a8a3471705e52c6966476f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:58.849708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069383/manifest.json
observed c0a9d63f71b2da932b4d39a4b661e36a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:58.833161ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069383/publication.md
observed 12394e063782deb17a92f02468ac6bfe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:58.817269ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069383/publication.txt
observed 2c817f620218fc8782338ef90ca3de20...
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.