OpenTechnical

OT-2026-000067964

Publication integrity record

Four pad foam vacuum gripper, four 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-2026-000067964) never changes.

Identity and time

Publication numberOT-2026-000067964 · never reused
Internal UUID01a0ae8f-c4fd-7af0-ad29-22ce7f4f85ea · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:52.812402Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067964
StatusPUBLIC

Content hashes

Canonical textcbca5fa86b57b4a0916e2e70b214cca84de13504b2b2d75e8055b7579b785861
Markdown158c508600c2c08d7f009fef313ed98c93fe652904318ba6d2a83795831a94de
PDF
Publication pageb0b77ccb052d46dc24aac31df7775e5fa1d8a581c36a929cfffec47d84546376
Manifest379f2f8aa45c4512aa34a861d3a9262c617a7fcc4114f74d4b0b4984888536cd

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
SignatureFwIaRJIOzVW4NqxgSRpCA4XtAVZFrj+tGlctFD6tvTdKGWC1d3Iwgh/gfX5YdmPJJBGMipi4d0kJJvWt3Gx3AA==
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

2026-09-17T10:30:30.297893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067964
observed b0b77ccb052d46dc24aac31df7775e5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:30.277946ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067964/manifest.json
observed 379f2f8aa45c4512aa34a861d3a9262c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:30.259119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067964/publication.md
observed 158c508600c2c08d7f009fef313ed98c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:30.240603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067964/publication.txt
observed cbca5fa86b57b4a0916e2e70b214cca8...
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.