OpenTechnical

OT-2026-000058304

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, 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-2026-000058304) never changes.

Identity and time

Publication numberOT-2026-000058304 · never reused
Internal UUID01a0ae88-f398-75aa-be5e-49fa59954f26 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058304
StatusPUBLIC

Content hashes

Canonical text9a17e4ae065a1cfdc69e8452704ec3ec9e5ffddce84b59d69bbb8652efd59fef
Markdownf47e14b83207265640a2ee8424f36be9a010fd856da4122a5a5408b5823e2d8c
PDF
Publication page2940fc12bb1c0a2157c95de82f7b95e6eba8f92be0aefbe11ad1743bfdf74e06
Manifesta5fe7716168e63944f2d1bfaf2c6f2c3b3d4bcf177b9166843e9f9b97446d28e

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
Signaturee3tDR8/IUqZvzeMeeXo+b8xL1ginfWS0h3+ugPiOYfc+lq/AUzaUg0RG1FFlqlrcnSBqXA9esfjMSFUrK3uRAA==
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

2026-09-17T10:46:42.269516ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058304
observed 2940fc12bb1c0a2157c95de82f7b95e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:42.250479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058304/manifest.json
observed a5fe7716168e63944f2d1bfaf2c6f2c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:42.202211ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058304/publication.md
observed f47e14b83207265640a2ee8424f36be9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:42.156564ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058304/publication.txt
observed 9a17e4ae065a1cfdc69e8452704ec3ec...
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.