OpenTechnical

OT-2026-000045205

Publication integrity record

Three cup vacuum gripper, three outlet manifold, plant vacuum fed, 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-2026-000045205) never changes.

Identity and time

Publication numberOT-2026-000045205 · never reused
Internal UUID01a0ae7c-f769-7ee8-aa14-35403bb1009c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045205
StatusPUBLIC

Content hashes

Canonical text94d56e26a17da13582156ee5a2d0b0cbc807e08e8ae1143dcabaa5200c861ea9
Markdownbf9b31c4f65aad748f537265661d7a2d175cc2dd3706bf07350798a85a687f33
PDF
Publication pagede3424a878c09963138901861136050077d43566a5949897c6320e0a2e5f555e
Manifest319afeddcc9b56c95b9957b624984873663a87e02555892577b9c31267f2117f

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
Signaturessr+xNIPyQ+Ds/Eo9KYusrlnv2R58DqSm+fQRamzn1jNIFv1dwqmumGxzhKoFz44ovlE5gOqm5Ypiikzp9ZtCA==
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

2026-09-17T11:10:23.294064ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045205
observed de3424a878c099631389018611360500...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:23.271882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045205/manifest.json
observed 319afeddcc9b56c95b9957b624984873...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:23.252712ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045205/publication.md
observed bf9b31c4f65aad748f537265661d7a2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:23.234237ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045205/publication.txt
observed 94d56e26a17da13582156ee5a2d0b0cb...
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.