OpenTechnical

OT-2026-000041757

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two 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-2026-000041757) never changes.

Identity and time

Publication numberOT-2026-000041757 · never reused
Internal UUID01a0ae79-e8a2-7df6-b89b-e23bbf517708 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041757
StatusPUBLIC

Content hashes

Canonical text849ec50ca613455388e13b3de07f8385f36699146aa27bdffdc88ebf20354bd4
Markdown0641002d09428e03ee8f1fe8803fdb562c83ef8c368751d026305566063dbea6
PDF
Publication pageda7048dd3464f7e8a15f5b3b048274dd81796df46c30c13478d50245022e329b
Manifestd888accbc6f910e656336789b91b1f37865666bcc59a9ad706d5a6b969b5ebda

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
SignatureojYX0QS35OxbzWzU1iNJczbAIk4Ht7jVq7gnuyGsNWzOxeIm46YYVouGSfJTnR2ZYm+a5we50qtPKytY2HFzDA==
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

2026-09-17T11:16:36.199290ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041757
observed da7048dd3464f7e8a15f5b3b048274dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:36.179631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041757/manifest.json
observed d888accbc6f910e656336789b91b1f37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:36.161187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041757/publication.md
observed 0641002d09428e03ee8f1fe8803fdb56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:36.144956ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041757/publication.txt
observed 849ec50ca613455388e13b3de07f8385...
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.