OpenTechnical

OT-2026-000010270

Publication integrity record

Single bellows cup vacuum gripper, two stage ejector, 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-2026-000010270) never changes.

Identity and time

Publication numberOT-2026-000010270 · never reused
Internal UUID01a0ae6b-cb7b-708d-9a21-a586e5307a38 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010270
StatusPUBLIC

Content hashes

Canonical text553f0cfed0e6de5c81422f85db254062403f713a31579239665c076710c3f311
Markdown9b0a605be979283dbd7452f9d692ee2d9a3db99608c694aec0266c74ef9055b8
PDF
Publication page14e368270b3071dc734d7750736836b72aa236f99102aab584d61af835bfd99d
Manifest9495fe16ee6faf937fe800c572b3465956691193743c224e5ea5248b177788e0

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
SignatureH2GkenxjJNt5B3UWAsgfpdDMwWr0nlmUbJBHnI/gSWuHqCfvCBjj/YSLPGVrEQVvf9jHl6YVMJFDbpStwh7UBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:16:29.697597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010270
observed 14e368270b3071dc734d7750736836b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:29.680580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010270/manifest.json
observed 9495fe16ee6faf937fe800c572b34659...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:29.661965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010270/publication.md
observed 9b0a605be979283dbd7452f9d692ee2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:29.642566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010270/publication.txt
observed 553f0cfed0e6de5c81422f85db254062...
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.