OpenTechnical

OT-2026-000087796

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, plant vacuum fed, supply line pressure sensor, 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-2026-000087796) never changes.

Identity and time

Publication numberOT-2026-000087796 · never reused
Internal UUID01a0ae9b-1aa4-7dc0-b156-f81916376729 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:15.638297Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087796
StatusPUBLIC

Content hashes

Canonical textec8a24cdc97bd0a1fab49799e7bc956d9b43bb1e42cfec48f3caf112aa754de1
Markdownc16c634fd78937734fed20bb044aa213f3645521e238c39547c976a775fd8b6c
PDF
Publication page485f2ecfa927da5290ca0033b0672081a924a6b3dc1a4b34f185f87f28ea04b3
Manifeste78dd4b10029ffed13393c698ad693ca7dac00f2b3b347a6376263cf82dbcd9d

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
SignaturesPursqUTpke2F/fus9c2IqvRn6inv1Vvcitc3F8+qA9UBcy+LqlPOGwNfd7uDWGi4NONDIkzEM+a7vRqwjO+Bw==
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

2026-09-17T09:48:57.521683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087796
observed 485f2ecfa927da5290ca0033b0672081...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:57.504133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087796/manifest.json
observed e78dd4b10029ffed13393c698ad693ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:57.483904ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087796/publication.md
observed c16c634fd78937734fed20bb044aa213...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:57.467179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087796/publication.txt
observed ec8a24cdc97bd0a1fab49799e7bc956d...
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.