OpenTechnical

OT-2026-000070777

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, pump fed, supply line pressure sensor, pulsed 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-2026-000070777) never changes.

Identity and time

Publication numberOT-2026-000070777 · never reused
Internal UUID01a0ae91-8c2c-7758-b97b-68d8a8471760 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:49.344646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070777
StatusPUBLIC

Content hashes

Canonical textd36e0240840d9d683a331c1c582deefedf141a6e6c349b07c50f250ad89efdd4
Markdown4da6dd857fc0b32b610d9866ea14bb58471600e57c2d9e1bef62839b959abe2c
PDF
Publication page6ea5f1b253714ba4b7583a81329dd008c4878130e64a4c05ed5f82df0edd75ef
Manifest37f8cd7e14684e60f0d52e6ae105f0a6fe2fb03c62e3ff8ec1c50e55062cc38a

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
SignatureFCbuc+MTiveSZ8kZR6FQ62GZhP8OOGfsidH8YJNL+cy3Q7cDvd43RWgfDEgH93zbcvlgYGWJo230w9MSvd3ADQ==
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

2026-09-17T10:25:28.748817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070777
observed 6ea5f1b253714ba4b7583a81329dd008...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:28.727364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070777/manifest.json
observed 37f8cd7e14684e60f0d52e6ae105f0a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:28.706669ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070777/publication.md
observed 4da6dd857fc0b32b610d9866ea14bb58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:28.686649ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070777/publication.txt
observed d36e0240840d9d683a331c1c582deefe...
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.