OpenTechnical

OT-2026-000056634

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, two stage ejector, supply line pressure sensor, vented before 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-2026-000056634) never changes.

Identity and time

Publication numberOT-2026-000056634 · never reused
Internal UUID01a0ae87-7af5-7392-942c-1d6f2fccdcaa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056634
StatusPUBLIC

Content hashes

Canonical textd76926190ea6020d082b04dec1d9b9e82e10d3c7d6ab9d04af947273b21a933a
Markdown870b5954165654bdc27b0ac9a8c8ed9d2b4cd8abea8480cef732878208ef916f
PDF
Publication paged39dcf47e68f734b650409d5219297c0db5339a452735213c9be950d8e3726c4
Manifestf1da9d80e602c8fd52e8271885efb05ff4d1f7a026bddcd2b3a7c3412899b616

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
SignaturexnmLs+jt/M+Z5alZgzQeAWfT4uDZF31TaXMDQ2QbmkET4XFGteYZkNXe5FwyFrzTGHwyarXB8HI9NCHNaxyjBw==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:49:59.593702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056634
observed d39dcf47e68f734b650409d5219297c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:59.575987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056634/manifest.json
observed f1da9d80e602c8fd52e8271885efb05f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:59.556984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056634/publication.md
observed 870b5954165654bdc27b0ac9a8c8ed9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:59.540216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056634/publication.txt
observed d76926190ea6020d082b04dec1d9b9e8...
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.