OpenTechnical

OT-2026-000069522

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-2026-000069522) never changes.

Identity and time

Publication numberOT-2026-000069522 · never reused
Internal UUID01a0ae90-b52b-7e0a-95ed-8592dfc4a8c5 · 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-2026-000069522
StatusPUBLIC

Content hashes

Canonical text4aee13591f9a864f8a29e96090476f2d9e21434f349f9d87c382f1093b973b80
Markdown471236037c2090ca683ae90ed0b34446123ec8d3b32fc1549e1ff4c07f85e3f1
PDF
Publication pagef1759438fd562edc5cc3bccbf0cfdbdcf98385d5485e652436c8d01a6aeeb8e9
Manifest5ae8b5d147111d6ed706bb4d67258014cc861ff7c0e257bfa02e2cd9dfe58005

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
Signature/n65358bYV9ra03YaA8yA6HY2wn3N/1WkQmhMyUNy/7nNwcV0l4KnQUlTYDi8E5fXrHS2aERA/Qt072M+SVxAA==
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

2026-09-17T10:30:36.860256ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069522
observed f1759438fd562edc5cc3bccbf0cfdbdc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:36.843738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069522/manifest.json
observed 5ae8b5d147111d6ed706bb4d67258014...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:36.825177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069522/publication.md
observed 471236037c2090ca683ae90ed0b34446...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:36.805607ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069522/publication.txt
observed 4aee13591f9a864f8a29e96090476f2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:09.963154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069522
observed f1759438fd562edc5cc3bccbf0cfdbdc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:09.946176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069522/manifest.json
observed 5ae8b5d147111d6ed706bb4d67258014...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:09.927883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069522/publication.md
observed 471236037c2090ca683ae90ed0b34446...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:09.909948ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069522/publication.txt
observed 4aee13591f9a864f8a29e96090476f2d...
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.