OpenTechnical

OT-2026-000061576

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, supply line 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-2026-000061576) never changes.

Identity and time

Publication numberOT-2026-000061576 · never reused
Internal UUID01a0ae8b-7b45-7745-923b-7a47b31d64d3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:11.808334Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061576
StatusPUBLIC

Content hashes

Canonical text1c1ca0f6289d56a5d5917d0008c86674fc41302680369a93dfb60c61f3cb4906
Markdown2d955442551279420d8d06212ad6a0040c3a9a0b975f4cc1466b13ebb7d96b2d
PDF
Publication page45b9bf8e9417d9d61dfa18ac7fd6d09a9792e5dd73bab65cf26f08145ea35073
Manifestaaee2dc4ad76bc7e869ca0d4c874fafe7f3f3ea99a59b522912cf2ef7d7ceace

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
SignatureRugcrvwyU4dHdbbNTojYp14r1E6L6d4UorPv+EDPxx8Io45XNcul2yu0I65LUlXFk4lvVMVQy9tRMPX7Nm1hBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:41:29.733038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061576
observed 45b9bf8e9417d9d61dfa18ac7fd6d09a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:29.716031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061576/manifest.json
observed aaee2dc4ad76bc7e869ca0d4c874fafe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:29.698116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061576/publication.md
observed 2d955442551279420d8d06212ad6a004...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:29.681162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061576/publication.txt
observed 1c1ca0f6289d56a5d5917d0008c86674...
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.