OpenTechnical

OT-2026-000051940

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000051940) never changes.

Identity and time

Publication numberOT-2026-000051940 · never reused
Internal UUID01a0ae83-e78d-7a2e-ba3a-670b1b1ec142 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:55.233643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051940
StatusPUBLIC

Content hashes

Canonical text428bf60f5c3c9b2755f95808327095fb3c42a7dbac0606176d437c38db9ccd16
Markdown1be543f34367c54bda1bd30e311d94bb31cf77d8076b0dfea9e8981f00be4bac
PDF
Publication pagecb85495648d8377e14a8d86c7badaafedbd1ee805173ca5068872067da6e7d0f
Manifestaa0499db575ff5fd204c2472396b353c8a711e449c763eea1bd6548fff68d8d5

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
SignatureXpcUDQfjQ4xesp8WOwr/+I8gGSILmvAaSIS56iCcml1nkAzeM3D16LMvY1N+3Hr/zASNFeBy2F+tTVabkwl6AA==
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

2026-09-17T10:57:25.810763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051940
observed cb85495648d8377e14a8d86c7badaafe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:25.793223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051940/manifest.json
observed aa0499db575ff5fd204c2472396b353c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:25.775804ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051940/publication.md
observed 1be543f34367c54bda1bd30e311d94bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:25.756962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051940/publication.txt
observed 428bf60f5c3c9b2755f95808327095fb...
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.