OpenTechnical

OT-2026-000101746

Publication integrity record

Four bellows cup vacuum gripper, four zone face, three stage ejector, pulsed 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-2026-000101746) never changes.

Identity and time

Publication numberOT-2026-000101746 · never reused
Internal UUID01a0aea4-0e17-77f1-ad10-26b81af13220 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101746
StatusPUBLIC

Content hashes

Canonical text344df3abf762561ac50a287789982b0be7f79719b2b4335b9a3685344ba1cb3e
Markdownf6458e56561b00a5fa3db48f341691860d15657ddf72b2dc9aabeb06b5978e2d
PDF
Publication pageb6a506e84e3035491ee688fe1a77d0cb79306509b5f22efe8c9c9ed478d61327
Manifestf6f1653defb1be0ab431fce20b59aeabe9beec0f40bff10abe83de1e8ff9d995

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
Signatureg0PD1wXRmoQvkOx3fG+uQz+kfCc0x91+91voK+WHjr/1RIVM6iaP76ytGTv2IrKERo3v3wDfH1dB/gqS6rXfAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:14.290851ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101746
observed b6a506e84e3035491ee688fe1a77d0cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:14.271756ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101746/manifest.json
observed f6f1653defb1be0ab431fce20b59aeab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:14.252786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101746/publication.md
observed f6458e56561b00a5fa3db48f34169186...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:14.233373ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101746/publication.txt
observed 344df3abf762561ac50a287789982b0b...
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.