OpenTechnical

OT-2026-000038067

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, three stage ejector, 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-2026-000038067) never changes.

Identity and time

Publication numberOT-2026-000038067 · never reused
Internal UUID01a0ae77-f88b-7525-931f-9cda9cd77f76 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038067
StatusPUBLIC

Content hashes

Canonical text6d3527556cce43c9f3e0ed550aa58d4bd44d23d62cf2ce889048d6cc9b23014d
Markdown6de298f1aa0f36de16c62e47c81331007038be376b463f1214a55a458bc071fd
PDF
Publication page05f60228090e9a6c7587955296a57fe65a9983988134860c25e9ad5cd7bc0db2
Manifest292c348b240af823804b6d9166855195cfdcb859b5ccfc57866de248c8e88750

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
Signature1dAAL3s8svQou+OP8vyDPVVDERjVW8+iI5fFk1oAw2D2WbcaNOmI6SqnX6rt+4cpYG37B+aXd+cnmgsQnsPOCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:23:23.501503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038067
observed 05f60228090e9a6c7587955296a57fe6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:23.481792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038067/manifest.json
observed 292c348b240af823804b6d9166855195...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:23.460595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038067/publication.md
observed 6de298f1aa0f36de16c62e47c8133100...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:23.443175ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038067/publication.txt
observed 6d3527556cce43c9f3e0ed550aa58d4b...
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.