OpenTechnical

OT-2026-000056783

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000056783) never changes.

Identity and time

Publication numberOT-2026-000056783 · never reused
Internal UUID01a0ae87-7af7-70b9-9695-296a0733e8c0 · 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-2026-000056783
StatusPUBLIC

Content hashes

Canonical text72b17c7106edf5ad09f7f0319a6870da9ec0b67f542a3d61a4742266ff2658cb
Markdownf3d77f8b1633477fec77dc6cf600e243ca27b052d0ea9edd80c0aedc0ec609f6
PDF
Publication page2ab11852cfd4a0d71e7c6006037808589a24147ba4174660a3040e7e8a610230
Manifest3be256020c17923bd7c94521ef4394b0f03beed0d34de94f03c9bb9489b8f236

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
Signaturel9A4Ovwe+zQIy7sr15LVdimMCY79nG/qxA/HkZUBFH7T5FnWkzOfnbukG6J+7ugVWe0r+jSF8JJXGmcbFQuxDQ==
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

2026-09-17T10:50:15.667420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056783
observed 2ab11852cfd4a0d71e7c600603780858...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:15.650045ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056783/manifest.json
observed 3be256020c17923bd7c94521ef4394b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:15.613863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056783/publication.md
observed f3d77f8b1633477fec77dc6cf600e243...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:15.574258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056783/publication.txt
observed 72b17c7106edf5ad09f7f0319a6870da...
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.