OpenTechnical

OT-2026-000057662

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, three stage ejector, manifold 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-2026-000057662) never changes.

Identity and time

Publication numberOT-2026-000057662 · never reused
Internal UUID01a0ae88-2694-7c30-8d40-bbecf002b1d0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:33.513637Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057662
StatusPUBLIC

Content hashes

Canonical text32b5c58fe295b1c79367edd4209916eedd01cbe7b120f7d5ebdd0efda377004c
Markdown3f1d2a851bf9bcfa2123494f0637376b1869e57136d3194abc7976205e918ca3
PDF
Publication page5507d27ac22597e86647c4f5e69ad6d4f4dc3bc7db8fed89a281de142eb12302
Manifest7f854568814f5e16d9bdce9412249500af22d4efd647258ba52507b9750e2103

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
SignatureiY8r3nf4GziR63nfCkBYUnSTy0hlOP8eodIR6zfzkiX7NM0vvwMNrb9HIQg1EIcnfmdNSirVSI8vl65CH4A8Cg==
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

2026-09-17T10:48:13.874119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057662
observed 5507d27ac22597e86647c4f5e69ad6d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:13.855772ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057662/manifest.json
observed 7f854568814f5e16d9bdce9412249500...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:13.837461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057662/publication.md
observed 3f1d2a851bf9bcfa2123494f0637376b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:13.818578ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057662/publication.txt
observed 32b5c58fe295b1c79367edd4209916ee...
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.