OpenTechnical

OT-2026-000067265

Publication integrity record

Four cup vacuum gripper, four outlet manifold, single stage ejector, manifold pressure sensor, vented 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-2026-000067265) never changes.

Identity and time

Publication numberOT-2026-000067265 · never reused
Internal UUID01a0ae8f-6bd6-7934-82e0-bbdf43aa4521 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067265
StatusPUBLIC

Content hashes

Canonical textabd3f34faa03d4ca26bcf0433b924b438d599fecceb53d33d41d850f00df526a
Markdownb01d6db0c0f4943ab2de5b158a962962b12564e2b18ca64db89b3ea946bef6dc
PDF
Publication page98dff938908b34f9971e7b85b68638841869d7b399a001ab99a3404ef441c82c
Manifestebdf64d69fe5968e56d229534fe746edb07433c5471dca330f9a8ea0cd8c8a52

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
SignatureNv6HfdkFPd+asfqO9GgEywq/ao+2f/Ic1f9HHXlaefemBZxttTe6JO1sdEUKKC+Bo9hc5nPhmLR+rZ+L0xCdAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:30:56.775837ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067265
observed 98dff938908b34f9971e7b85b6863884...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:56.758126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067265/manifest.json
observed ebdf64d69fe5968e56d229534fe746ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:56.741498ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067265/publication.md
observed b01d6db0c0f4943ab2de5b158a962962...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:56.722120ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067265/publication.txt
observed abd3f34faa03d4ca26bcf0433b924b43...
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.