OpenTechnical

OT-2026-000008687

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, plant vacuum fed, supply line pressure sensor, vented after 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-2026-000008687) never changes.

Identity and time

Publication numberOT-2026-000008687 · never reused
Internal UUID01a0ae6a-e46c-7a7c-ae77-6c87a6c48277 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008687
StatusPUBLIC

Content hashes

Canonical text87e7d234d084b25590155b746b6042fdfae538ec753e1ec2ce77441334a43841
Markdown98192b2ad0dd47f8a5a035878a1584f281d415203abeb2ea576031574ea38a09
PDF
Publication pagea5ddecbc43dbb382f630c2f51457633b68c55cb97bdfcd3f71a219a45be58edc
Manifest9a472b78e697c36a1e4a89105b0fdb63d20bb2b36abc2df07ad9964ed5a4b813

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
SignatureJF4p2wGmQz5l4MkvFxf+eYEYkcKQGiM908lp5+f1yCCPC0UMuS6pwjjx4das73sXyW9nOtFWeHRHhBzaev9TBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:44.872398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008687
observed a5ddecbc43dbb382f630c2f51457633b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:44.820998ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008687/manifest.json
observed 9a472b78e697c36a1e4a89105b0fdb63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:44.798701ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008687/publication.md
observed 98192b2ad0dd47f8a5a035878a1584f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:44.751440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008687/publication.txt
observed 87e7d234d084b25590155b746b6042fd...
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.