OpenTechnical

OT-2026-000008964

Publication integrity record

Four bellows cup vacuum gripper, four zone face, single 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-2026-000008964) never changes.

Identity and time

Publication numberOT-2026-000008964 · never reused
Internal UUID01a0ae6b-31b7-72fc-b832-b159bc881881 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008964
StatusPUBLIC

Content hashes

Canonical text1d426fb5c62811a03800e6b6dc490644bf60e7c45f0b35e4ca2479249b7f3e15
Markdown59fe8a19ca52e3855e7dccc90c7534b8a66b5930066c50905c4e8edf300c07a3
PDF
Publication page7184eb78561fae7235c5ac39db8d1f4a63525dc6b0e79d4d08c4ede4761e6027
Manifest24e5a16f98bd82d0e09694a80223ab8263287a097263d5f9efd1edc3287a7320

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
SignatureqICuxCctYY0MOVKSLttmxmJXNMkt0i0BcWRf/zohuL16X9xxxOcOxAk1lVUagV1/f3AC+J8/HL/r1ID9BufLDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:34.862103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008964
observed 7184eb78561fae7235c5ac39db8d1f4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:34.842987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008964/manifest.json
observed 24e5a16f98bd82d0e09694a80223ab82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:34.823894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008964/publication.md
observed 59fe8a19ca52e3855e7dccc90c7534b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:34.804137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008964/publication.txt
observed 1d426fb5c62811a03800e6b6dc490644...
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.