OpenTechnical

OT-2026-000069518

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000069518) never changes.

Identity and time

Publication numberOT-2026-000069518 · never reused
Internal UUID01a0ae90-b52b-77dc-b62e-70efbb0eee99 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069518
StatusPUBLIC

Content hashes

Canonical text5e3e623bba31b73ff0dbf66e3b329715a749e2292496a7c5b3fbe9b2cb19f082
Markdowna44c1804dc8be59a82026d95e592d7d715dc289a76261605a0347a64db8b226b
PDF
Publication page3cf5c0a916f88c19b7f1ba1bc4dfea4b539ff962a6e78de7c8be65666580b11a
Manifestdb9c8f4c56ac55ab62404cf15737424774c04ddbe9b3dca738242f1acd500615

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
SignaturedHDqmYsYHQLv5LsprSjTLDs1Ei+89rLQnBBSEqxGRz9Qknub8UfLMP01f806CjWrK0cAoabYCdyIPHazzeINAQ==
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

2026-09-17T10:30:36.491992ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069518
observed 3cf5c0a916f88c19b7f1ba1bc4dfea4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:36.475164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069518/manifest.json
observed db9c8f4c56ac55ab62404cf157374247...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:36.456541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069518/publication.md
observed a44c1804dc8be59a82026d95e592d7d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:36.438479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069518/publication.txt
observed 5e3e623bba31b73ff0dbf66e3b329715...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:09.567854ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069518
observed 3cf5c0a916f88c19b7f1ba1bc4dfea4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:09.550216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069518/manifest.json
observed db9c8f4c56ac55ab62404cf157374247...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:09.531723ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069518/publication.md
observed a44c1804dc8be59a82026d95e592d7d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:09.510939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069518/publication.txt
observed 5e3e623bba31b73ff0dbf66e3b329715...
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.