OpenTechnical

OT-2026-000086677

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, pump fed, sustained blow-off before 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-2026-000086677) never changes.

Identity and time

Publication numberOT-2026-000086677 · never reused
Internal UUID01a0ae9a-2c99-7133-82b8-6223389e8f3f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086677
StatusPUBLIC

Content hashes

Canonical textfae265db54a2b83c13ace40968d5b79b0d507307af744ac03ef6796a5a4db091
Markdown4b744f94aa5a8db04c31c3472b32b3b0041a884bdea476a5a9c26195bbb133a8
PDF
Publication page91d21c569c926323f6b9c1f1d7908244af59d60bbf48228afeeb9174181da42c
Manifest092a890e90a015b6f9ef97f5cd1c95cee250076f1aec703ee60101726da3e586

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
SignatureHXoAZLQuw5FO8dJnqvLg2dpR5q3W//9uVfsjyj3jUmiwiYWgx3zcYQ2xbMj1K689Wf/0rJdmwCASgCOobRQHAA==
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

2026-09-17T09:52:32.563221ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086677
observed 91d21c569c926323f6b9c1f1d7908244...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:32.547657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086677/manifest.json
observed 092a890e90a015b6f9ef97f5cd1c95ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:32.530660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086677/publication.md
observed 4b744f94aa5a8db04c31c3472b32b3b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:32.514578ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086677/publication.txt
observed fae265db54a2b83c13ace40968d5b79b...
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.