OpenTechnical

OT-2026-000010009

Publication integrity record

Foam pad vacuum gripper, common isolation valve, three stage ejector, 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-2026-000010009) never changes.

Identity and time

Publication numberOT-2026-000010009 · never reused
Internal UUID01a0ae6b-cb79-7fa3-9abc-a1c9ff1c59ed · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010009
StatusPUBLIC

Content hashes

Canonical text8af74e7f86575ae0dfe3c4e737c709c4b4c54fbb0f0998c6af2aaffe4c572564
Markdown2c4cc9997da4480e1f10dd388e7fe4df729450dd8e46714eda98b0c109c7ee59
PDF
Publication pagee497d59195d8c68083f1ae9c5ceddf428e961c47961991f4270136c1621114cd
Manifest79418c02dc9f0dbfb5e2c9156b0a4293e940380f1e627e0260835e25c6dc8662

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
SignatureliQhBHtVV/ShOBGw5+DBitHE7ysgM2I5IOALNCsLustwt4w3ZY9lcvZI/bB6Vz87BB8NcnKQrHBjbTwDjPOVBQ==
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

2026-09-17T12:16:03.681433ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010009
observed e497d59195d8c68083f1ae9c5ceddf42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:03.661795ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010009/manifest.json
observed 79418c02dc9f0dbfb5e2c9156b0a4293...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:03.641963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010009/publication.md
observed 2c4cc9997da4480e1f10dd388e7fe4df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:03.621932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010009/publication.txt
observed 8af74e7f86575ae0dfe3c4e737c709c4...
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.